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53145373963 = 118235870471
BaseRepresentation
bin110001011111101101…
…100000110100001011
312002011210101201112211
4301133231200310023
51332320203431323
640225321445551
73560664140143
oct613755406413
9162153351484
1053145373963
11205a21a6070
12a3723408b7
13501c5c3656
142802379923
1515b0aa270d
hexc5fb60d0b

53145373963 has 8 divisors (see below), whose sum is σ = 58047227136. Its totient is φ = 48255263400.

The previous prime is 53145373949. The next prime is 53145373991. The reversal of 53145373963 is 36937354135.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53145373963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53145373943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2926183 + ... + 2944288.

It is an arithmetic number, because the mean of its divisors is an integer number (7255903392).

Almost surely, 253145373963 is an apocalyptic number.

53145373963 is a deficient number, since it is larger than the sum of its proper divisors (4901853173).

53145373963 is a wasteful number, since it uses less digits than its factorization.

53145373963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5871305.

The product of its digits is 3061800, while the sum is 49.

The spelling of 53145373963 in words is "fifty-three billion, one hundred forty-five million, three hundred seventy-three thousand, nine hundred sixty-three".

Divisors: 1 11 823 9053 5870471 64575181 4831397633 53145373963