5631252856 has 48 divisors (see below), whose sum is σ = 11342667600. Its totient is φ = 2620130304.

The previous prime is 5631252833. The next prime is 5631252883. The reversal of 5631252856 is 6582521365.

It is a super-2 number, since 2×5631252856² = 63422017456416313472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 192085 + ... + 219451.

It is an arithmetic number, because the mean of its divisors is an integer number (236305575).

Almost surely, 2^5631252856 is an apocalyptic number.

It is an amenable number.

5631252856 is an abundant number, since it is smaller than the sum of its proper divisors (5711414744).

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

5631252856 is a wasteful number, since it uses less digits than its factorization.

5631252856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27496 (or 27475 counting only the distinct ones).

The product of its digits is 432000, while the sum is 43.

The square root of 5631252856 is about 75041.6741284468. The cubic root of 5631252856 is about 1779.1053931532.

The spelling of 5631252856 in words is "five billion, six hundred thirty-one million, two hundred fifty-two thousand, eight hundred fifty-six".