5630635881 has 12 divisors (see below), whose sum is σ = 8758767108. Its totient is φ = 3465006624.

The previous prime is 5630635867. The next prime is 5630635891. The reversal of 5630635881 is 1885360365.

5630635881 is a `hidden beast` number, since 5 + 6 + 3 + 0 + 63 + 588 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2949467481 + 2681168400 = 54309^2 + 51780^2 .

It is not a de Polignac number, because 5630635881 - 2⁷ = 5630635753 is a prime.

It is a super-2 number, since 2×5630635881² = 63408120848809292322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5630635831) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24062430 + ... + 24062663.

It is an arithmetic number, because the mean of its divisors is an integer number (729897259).

Almost surely, 2^5630635881 is an apocalyptic number.

It is an amenable number.

5630635881 is a deficient number, since it is larger than the sum of its proper divisors (3128131227).

5630635881 is a wasteful number, since it uses less digits than its factorization.

5630635881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48125112 (or 48125109 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 5630635881 is about 75037.5631334067. The cubic root of 5630635881 is about 1779.0404162781.

The spelling of 5630635881 in words is "five billion, six hundred thirty million, six hundred thirty-five thousand, eight hundred eighty-one".