51241183056 has 60 divisors (see below), whose sum is σ = 163890453792. Its totient is φ = 14640337728.

The previous prime is 51241183001. The next prime is 51241183057. The reversal of 51241183056 is 65038114215.

51241183056 is a `hidden beast` number, since 512 + 4 + 11 + 83 + 0 + 56 = 666.

It is a super-3 number, since 3×51241183056³ (a number of 33 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 51241183056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51241183057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25416246 + ... + 25418261.

Almost surely, 2^51241183056 is an apocalyptic number.

51241183056 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

51241183056 is an abundant number, since it is smaller than the sum of its proper divisors (112649270736).

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

51241183056 is a wasteful number, since it uses less digits than its factorization.

51241183056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50834528 (or 50834519 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The spelling of 51241183056 in words is "fifty-one billion, two hundred forty-one million, one hundred eighty-three thousand, fifty-six".