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53386668335 = 57112131757041
BaseRepresentation
bin110001101110000101…
…111110100100101111
312002210121102202012102
4301232011332210233
51333313441341320
640305301325315
73566654123240
oct615605764457
9162717382172
1053386668335
1120706423100
12a41b10683b
13505a5a86a0
14282642acc7
1515c6d67175
hexc6e17e92f

53386668335 has 96 divisors (see below), whose sum is σ = 91767344256. Its totient is φ = 28912435200.

The previous prime is 53386668311. The next prime is 53386668463.

53386668335 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 53386668335 - 212 = 53386664239 is a prime.

It is a super-2 number, since 2×533866683352 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 907415 + ... + 964455.

It is an arithmetic number, because the mean of its divisors is an integer number (955909836).

Almost surely, 253386668335 is an apocalyptic number.

53386668335 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53386668335 is a deficient number, since it is larger than the sum of its proper divisors (38380675921).

53386668335 is a wasteful number, since it uses less digits than its factorization.

53386668335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57105 (or 57094 counting only the distinct ones).

The product of its digits is 27993600, while the sum is 56.

The spelling of 53386668335 in words is "fifty-three billion, three hundred eighty-six million, six hundred sixty-eight thousand, three hundred thirty-five".

Divisors: 1 5 7 11 13 17 35 55 65 77 85 91 119 121 143 187 221 385 455 595 605 715 847 935 1001 1105 1309 1547 1573 2057 2431 4235 5005 6545 7735 7865 10285 11011 12155 14399 17017 26741 55055 57041 71995 85085 133705 187187 285205 399287 627451 741533 935935 969697 1996435 3137255 3707665 4392157 4848485 5190731 6787879 6901961 8156863 10666667 12606061 21960785 25953655 33939395 34509805 40784315 48313727 53333335 57098041 63030305 74666669 88242427 89725493 117333337 138666671 241568635 285490205 373333345 441212135 448627465 586666685 628078451 693333355 821333359 970666697 1525333381 3140392255 4106666795 4853333485 7626666905 10677333667 53386668335