56622303504 has 150 divisors (see below), whose sum is σ = 177458032026. Its totient is φ = 17422179840.

The previous prime is 56622303457. The next prime is 56622303527. The reversal of 56622303504 is 40530322665.

56622303504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 7715865600 + 48906437904 = 87840^2 + 221148^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 89764 + ... + 348284.

Almost surely, 2^56622303504 is an apocalyptic number.

56622303504 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56622303504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88729016013).

56622303504 is an abundant number, since it is smaller than the sum of its proper divisors (120835728522).

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

56622303504 is a wasteful number, since it uses less digits than its factorization.

56622303504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258567 (or 258539 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 56622303504 in words is "fifty-six billion, six hundred twenty-two million, three hundred three thousand, five hundred four".