56051010500511 has 16 divisors (see below), whose sum is σ = 80483730687360. Its totient is φ = 34492831640160.

The previous prime is 56051010500509. The next prime is 56051010500521. The reversal of 56051010500511 is 11500501015065.

It is not a de Polignac number, because 56051010500511 - 2¹ = 56051010500509 is a prime.

It is a super-2 number, since 2×56051010500511² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56051010500501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13346920 + ... + 17036498.

It is an arithmetic number, because the mean of its divisors is an integer number (5030233167960).

Almost surely, 2^{56051010500511} is an apocalyptic number.

56051010500511 is a deficient number, since it is larger than the sum of its proper divisors (24432720186849).

56051010500511 is a wasteful number, since it uses less digits than its factorization.

56051010500511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4079126.

The product of its (nonzero) digits is 3750, while the sum is 30.

Adding to 56051010500511 its reverse (11500501015065), we get a palindrome (67551511515576).

The spelling of 56051010500511 in words is "fifty-six trillion, fifty-one billion, ten million, five hundred thousand, five hundred eleven".