7310872856 has 64 divisors (see below), whose sum is σ = 16334438400. Its totient is φ = 3001283712.

The previous prime is 7310872843. The next prime is 7310872873. The reversal of 7310872856 is 6582780137.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 7310872856.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188525 + ... + 223971.

It is an arithmetic number, because the mean of its divisors is an integer number (255225600).

Almost surely, 2^7310872856 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 7310872856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8167219200).

7310872856 is an abundant number, since it is smaller than the sum of its proper divisors (9023565544).

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

7310872856 is a wasteful number, since it uses less digits than its factorization.

7310872856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35616 (or 35612 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 47.

The square root of 7310872856 is about 85503.6423551652. The cubic root of 7310872856 is about 1940.8400421939.

The spelling of 7310872856 in words is "seven billion, three hundred ten million, eight hundred seventy-two thousand, eight hundred fifty-six".