13407813708 has 48 divisors (see below), whose sum is σ = 33146910720. Its totient is φ = 4203614464.

The previous prime is 13407813707. The next prime is 13407813709. The reversal of 13407813708 is 80731870431.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13407813707) and next prime (13407813709).

It is a self number, because there is not a number n which added to its sum of digits gives 13407813708.

It is not an unprimeable number, because it can be changed into a prime (13407813707) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302173 + ... + 343691.

It is an arithmetic number, because the mean of its divisors is an integer number (690560640).

Almost surely, 2^13407813708 is an apocalyptic number.

It is an amenable number.

13407813708 is an abundant number, since it is smaller than the sum of its proper divisors (19739097012).

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

13407813708 is a wasteful number, since it uses less digits than its factorization.

13407813708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43126 (or 43124 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 42.

The spelling of 13407813708 in words is "thirteen billion, four hundred seven million, eight hundred thirteen thousand, seven hundred eight".