5261957976 has 96 divisors (see below), whose sum is σ = 14519131200. Its totient is φ = 1587960000.

The previous prime is 5261957959. The next prime is 5261957989. The reversal of 5261957976 is 6797591625.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 725295 + ... + 732513.

It is an arithmetic number, because the mean of its divisors is an integer number (151240950).

Almost surely, 2^5261957976 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 5261957976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7259565600).

5261957976 is an abundant number, since it is smaller than the sum of its proper divisors (9257173224).

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

5261957976 is a wasteful number, since it uses less digits than its factorization.

5261957976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7501 (or 7486 counting only the distinct ones).

The product of its digits is 7144200, while the sum is 57.

The square root of 5261957976 is about 72539.3546704132. The cubic root of 5261957976 is about 1739.3318851244.

The spelling of 5261957976 in words is "five billion, two hundred sixty-one million, nine hundred fifty-seven thousand, nine hundred seventy-six".