56426555512 has 32 divisors (see below), whose sum is σ = 106299161280. Its totient is φ = 28080328320.

The previous prime is 56426555461. The next prime is 56426555519. The reversal of 56426555512 is 21555562465.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56426555519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2183338 + ... + 2209030.

It is an arithmetic number, because the mean of its divisors is an integer number (3321848790).

Almost surely, 2^56426555512 is an apocalyptic number.

It is an amenable number.

56426555512 is a deficient number, since it is larger than the sum of its proper divisors (49872605768).

56426555512 is a wasteful number, since it uses less digits than its factorization.

56426555512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26983 (or 26979 counting only the distinct ones).

The product of its digits is 1800000, while the sum is 46.

The spelling of 56426555512 in words is "fifty-six billion, four hundred twenty-six million, five hundred fifty-five thousand, five hundred twelve".