51762552012 has 60 divisors (see below), whose sum is σ = 136838033640. Its totient is φ = 17060307264.

The previous prime is 51762552007. The next prime is 51762552013. The reversal of 51762552012 is 21025526715.

51762552012 is a `hidden beast` number, since 5 + 1 + 7 + 625 + 5 + 20 + 1 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (51762552013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 868698 + ... + 926369.

It is an arithmetic number, because the mean of its divisors is an integer number (2280633894).

Almost surely, 2^51762552012 is an apocalyptic number.

It is an amenable number.

51762552012 is an abundant number, since it is smaller than the sum of its proper divisors (85075481628).

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

51762552012 is a wasteful number, since it uses less digits than its factorization.

51762552012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1795172 (or 1795161 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 36.

The spelling of 51762552012 in words is "fifty-one billion, seven hundred sixty-two million, five hundred fifty-two thousand, twelve".