13508674964 has 6 divisors (see below), whose sum is σ = 23640181194. Its totient is φ = 6754337480.

The previous prime is 13508674931. The next prime is 13508674969. The reversal of 13508674964 is 46947680531.

It can be written as a sum of positive squares in only one way, i.e., 9968424964 + 3540250000 = 99842^2 + 59500^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13508674969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1688584367 + ... + 1688584374.

It is an arithmetic number, because the mean of its divisors is an integer number (3940030199).

Almost surely, 2^13508674964 is an apocalyptic number.

It is an amenable number.

13508674964 is a deficient number, since it is larger than the sum of its proper divisors (10131506230).

13508674964 is a wasteful number, since it uses less digits than its factorization.

13508674964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3377168745 (or 3377168743 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 13508674964 in words is "thirteen billion, five hundred eight million, six hundred seventy-four thousand, nine hundred sixty-four".