5261437536 has 24 divisors (see below), whose sum is σ = 13811273784. Its totient is φ = 1753812480.

The previous prime is 5261437529. The next prime is 5261437543. The reversal of 5261437536 is 6357341625.

It is an interprime number because it is at equal distance from previous prime (5261437529) and next prime (5261437543).

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27403225 + ... + 27403416.

It is an arithmetic number, because the mean of its divisors is an integer number (575469741).

Almost surely, 2^5261437536 is an apocalyptic number.

It is an amenable number.

5261437536 is an abundant number, since it is smaller than the sum of its proper divisors (8549836248).

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

5261437536 is a wasteful number, since it uses less digits than its factorization.

5261437536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54806654 (or 54806646 counting only the distinct ones).

The product of its digits is 453600, while the sum is 42.

The square root of 5261437536 is about 72535.7672875941. The cubic root of 5261437536 is about 1739.2745396942.

The spelling of 5261437536 in words is "five billion, two hundred sixty-one million, four hundred thirty-seven thousand, five hundred thirty-six".