51560003642264 has 64 divisors (see below), whose sum is σ = 107556036000000. Its totient is φ = 23010842050560.

The previous prime is 51560003642219. The next prime is 51560003642317. The reversal of 51560003642264 is 46224630006515.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2375369 + ... + 10428920.

It is an arithmetic number, because the mean of its divisors is an integer number (1680563062500).

Almost surely, 2^{51560003642264} is an apocalyptic number.

It is an amenable number.

51560003642264 is an abundant number, since it is smaller than the sum of its proper divisors (55996032357736).

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

51560003642264 is a wasteful number, since it uses less digits than its factorization.

51560003642264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12805588 (or 12805584 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

Adding to 51560003642264 its reverse (46224630006515), we get a palindrome (97784633648779).

The spelling of 51560003642264 in words is "fifty-one trillion, five hundred sixty billion, three million, six hundred forty-two thousand, two hundred sixty-four".