5315231936 has 56 divisors (see below), whose sum is σ = 12073310880. Its totient is φ = 2274342912.

The previous prime is 5315231921. The next prime is 5315231939. The reversal of 5315231936 is 6391325135.

It is a tau number, because it is divible by the number of its divisors (56).

It is a self number, because there is not a number n which added to its sum of digits gives 5315231936.

It is not an unprimeable number, because it can be changed into a prime (5315231939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283460 + ... + 301628.

Almost surely, 2^5315231936 is an apocalyptic number.

5315231936 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5315231936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6036655440).

5315231936 is an abundant number, since it is smaller than the sum of its proper divisors (6758078944).

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

5315231936 is a wasteful number, since it uses less digits than its factorization.

5315231936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18841 (or 18831 counting only the distinct ones).

The product of its digits is 72900, while the sum is 38.

The square root of 5315231936 is about 72905.6372031683. The cubic root of 5315231936 is about 1745.1820606261.

The spelling of 5315231936 in words is "five billion, three hundred fifteen million, two hundred thirty-one thousand, nine hundred thirty-six".