13347718772 has 24 divisors (see below), whose sum is σ = 24074664096. Its totient is φ = 6470519328.

The previous prime is 13347718751. The next prime is 13347718789. The reversal of 13347718772 is 27781774331.

It is a self number, because there is not a number n which added to its sum of digits gives 13347718772.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117458 + ... + 201225.

It is an arithmetic number, because the mean of its divisors is an integer number (1003111004).

Almost surely, 2^13347718772 is an apocalyptic number.

It is an amenable number.

13347718772 is a deficient number, since it is larger than the sum of its proper divisors (10726945324).

13347718772 is a wasteful number, since it uses less digits than its factorization.

13347718772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319007 (or 319005 counting only the distinct ones).

The product of its digits is 1382976, while the sum is 50.

The spelling of 13347718772 in words is "thirteen billion, three hundred forty-seven million, seven hundred eighteen thousand, seven hundred seventy-two".