5656437522 has 90 divisors (see below), whose sum is σ = 13419954999. Its totient is φ = 1780499880.

The previous prime is 5656437511. The next prime is 5656437539. The reversal of 5656437522 is 2257346565.

5656437522 is a `hidden beast` number, since 5 + 6 + 564 + 37 + 52 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2828218761 + 2828218761 = 53181^2 + 53181^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=53181.

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 44 ways as a sum of consecutive naturals, for example, 18187747 + ... + 18188057.

Almost surely, 2^5656437522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5656437522

5656437522 is an abundant number, since it is smaller than the sum of its proper divisors (7763517477).

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

5656437522 is an equidigital number, since it uses as much as digits as its factorization.

5656437522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674 (or 335 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 45.

The square root of 5656437522 is about 75209.2914605636. The cubic root of 5656437522 is about 1781.7536815612.

The spelling of 5656437522 in words is "five billion, six hundred fifty-six million, four hundred thirty-seven thousand, five hundred twenty-two".