5231634408 has 288 divisors, whose sum is σ = 19171152000. Its totient is φ = 1254147840.

The previous prime is 5231634391. The next prime is 5231634413. The reversal of 5231634408 is 8044361325.

5231634408 is a `hidden beast` number, since 52 + 3 + 163 + 440 + 8 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 789493 + ... + 796091.

It is an arithmetic number, because the mean of its divisors is an integer number (66566500).

Almost surely, 2^5231634408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5231634408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9585576000).

5231634408 is an abundant number, since it is smaller than the sum of its proper divisors (13939517592).

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

5231634408 is a wasteful number, since it uses less digits than its factorization.

5231634408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6653 (or 6635 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 5231634408 is about 72330.0380754773. The cubic root of 5231634408 is about 1735.9843105960.

The spelling of 5231634408 in words is "five billion, two hundred thirty-one million, six hundred thirty-four thousand, four hundred eight".