51607507344 has 20 divisors (see below), whose sum is σ = 133319394096. Its totient is φ = 17202502432.

The previous prime is 51607507313. The next prime is 51607507361. The reversal of 51607507344 is 44370570615.

It is a happy number.

It is a super-2 number, since 2×51607507344² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51607507296 and 51607507305.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 537578154 + ... + 537578249.

Almost surely, 2^51607507344 is an apocalyptic number.

It is an amenable number.

51607507344 is an abundant number, since it is smaller than the sum of its proper divisors (81711886752).

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

51607507344 is a wasteful number, since it uses less digits than its factorization.

51607507344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075156414 (or 1075156408 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 42.

The spelling of 51607507344 in words is "fifty-one billion, six hundred seven million, five hundred seven thousand, three hundred forty-four".