56425533552464 has 20 divisors (see below), whose sum is σ = 109873840466400. Its totient is φ = 28070994077280.

The previous prime is 56425533552413. The next prime is 56425533552473. The reversal of 56425533552464 is 46425533552465.

56425533552464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8860790402 + ... + 8860796769.

It is an arithmetic number, because the mean of its divisors is an integer number (5493692023320).

Almost surely, 2^{56425533552464} is an apocalyptic number.

It is an amenable number.

56425533552464 is a deficient number, since it is larger than the sum of its proper divisors (53448306913936).

56425533552464 is a wasteful number, since it uses less digits than its factorization.

56425533552464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17721587378 (or 17721587372 counting only the distinct ones).

The product of its digits is 259200000, while the sum is 59.

Subtracting from 56425533552464 its reverse (46425533552465), we obtain a palindrome (9999999999999).

The spelling of 56425533552464 in words is "fifty-six trillion, four hundred twenty-five billion, five hundred thirty-three million, five hundred fifty-two thousand, four hundred sixty-four".