5631755904 has 64 divisors (see below), whose sum is σ = 16621512000. Its totient is φ = 1877250816.

The previous prime is 5631755897. The next prime is 5631755911. The reversal of 5631755904 is 4095571365.

5631755904 is a `hidden beast` number, since 5 + 631 + 7 + 5 + 5 + 9 + 0 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (5631755897) and next prime (5631755911).

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 5631755904.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 811324 + ... + 818235.

It is an arithmetic number, because the mean of its divisors is an integer number (259711125).

Almost surely, 2^5631755904 is an apocalyptic number.

5631755904 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

5631755904 is an abundant number, since it is smaller than the sum of its proper divisors (10989756096).

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

5631755904 is a wasteful number, since it uses less digits than its factorization.

5631755904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629582 (or 1629564 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 45.

The square root of 5631755904 is about 75045.0258444889. The cubic root of 5631755904 is about 1779.1583682657.

The spelling of 5631755904 in words is "five billion, six hundred thirty-one million, seven hundred fifty-five thousand, nine hundred four".