13346640504 has 48 divisors (see below), whose sum is σ = 36519821520. Its totient is φ = 4403013120.

The previous prime is 13346640499. The next prime is 13346640533. The reversal of 13346640504 is 40504664331.

13346640504 is a `hidden beast` number, since 1 + 3 + 3 + 4 + 6 + 640 + 5 + 0 + 4 = 666.

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

It is a congruent number.

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, 948532 + ... + 962499.

It is an arithmetic number, because the mean of its divisors is an integer number (760829615).

Almost surely, 2^13346640504 is an apocalyptic number.

It is an amenable number.

13346640504 is an abundant number, since it is smaller than the sum of its proper divisors (23173181016).

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

13346640504 is a wasteful number, since it uses less digits than its factorization.

13346640504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1911140 (or 1911133 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 13346640504 in words is "thirteen billion, three hundred forty-six million, six hundred forty thousand, five hundred four".