56510425412 has 36 divisors (see below), whose sum is σ = 115454494764. Its totient is φ = 24131298240.

The previous prime is 56510425403. The next prime is 56510425457. The reversal of 56510425412 is 21452401565.

It can be written as a sum of positive squares in 2 ways, for example, as 37412843776 + 19097581636 = 193424^2 + 138194^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 466139 + ... + 574722.

It is an arithmetic number, because the mean of its divisors is an integer number (3207069299).

Almost surely, 2^56510425412 is an apocalyptic number.

It is an amenable number.

56510425412 is an abundant number, since it is smaller than the sum of its proper divisors (58944069352).

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

56510425412 is a wasteful number, since it uses less digits than its factorization.

56510425412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041156 (or 1041147 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 56510425412 its reverse (21452401565), we get a palindrome (77962826977).

The spelling of 56510425412 in words is "fifty-six billion, five hundred ten million, four hundred twenty-five thousand, four hundred twelve".