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53151013664 = 257721932869
BaseRepresentation
bin110001100000000011…
…000001101100100000
312002012012000020202122
4301200003001230200
51332323124414124
640230042403412
73561063106340
oct614003015440
9162165006678
1053151013664
11205a53a8281
12a374200568
135020819658
142803006d20
1515b131875e
hexc600c1b20

53151013664 has 48 divisors (see below), whose sum is σ = 119609985600. Its totient is φ = 22775157504.

The previous prime is 53151013609. The next prime is 53151013693. The reversal of 53151013664 is 46631015135.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1600622 + ... + 1633490.

It is an arithmetic number, because the mean of its divisors is an integer number (2491874700).

Almost surely, 253151013664 is an apocalyptic number.

It is an amenable number.

53151013664 is an abundant number, since it is smaller than the sum of its proper divisors (66458971936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53151013664 is a wasteful number, since it uses less digits than its factorization.

53151013664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40105 (or 40097 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

Adding to 53151013664 its reverse (46631015135), we get a palindrome (99782028799).

The spelling of 53151013664 in words is "fifty-three billion, one hundred fifty-one million, thirteen thousand, six hundred sixty-four".

Divisors: 1 2 4 7 8 14 16 28 32 56 112 224 7219 14438 28876 32869 50533 57752 65738 101066 115504 131476 202132 230083 231008 262952 404264 460166 525904 808528 920332 1051808 1617056 1840664 3681328 7362656 237281311 474562622 949125244 1660969177 1898250488 3321938354 3796500976 6643876708 7593001952 13287753416 26575506832 53151013664