13316210856 has 48 divisors (see below), whose sum is σ = 38838951060. Its totient is φ = 4097295360.

The previous prime is 13316210813. The next prime is 13316210899. The reversal of 13316210856 is 65801261331.

It is an interprime number because it is at equal distance from previous prime (13316210813) and next prime (13316210899).

It can be written as a sum of positive squares in 2 ways, for example, as 13255837956 + 60372900 = 115134^2 + 7770^2 .

It is a super-2 number, since 2×13316210856² (a number of 21 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 13316210856.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7112425 + ... + 7114296.

Almost surely, 2^13316210856 is an apocalyptic number.

It is an amenable number.

13316210856 is an abundant number, since it is smaller than the sum of its proper divisors (25522740204).

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

13316210856 is a wasteful number, since it uses less digits than its factorization.

13316210856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14226746 (or 14226739 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 13316210856 in words is "thirteen billion, three hundred sixteen million, two hundred ten thousand, eight hundred fifty-six".