13953208164 has 48 divisors (see below), whose sum is σ = 37220566656. Its totient is φ = 3985344000.

The previous prime is 13953208153. The next prime is 13953208169. The reversal of 13953208164 is 46180235931.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (13953208169) 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, 252124 + ... + 302444.

It is an arithmetic number, because the mean of its divisors is an integer number (775428472).

Almost surely, 2^13953208164 is an apocalyptic number.

13953208164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13953208164 is an abundant number, since it is smaller than the sum of its proper divisors (23267358492).

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

13953208164 is a wasteful number, since it uses less digits than its factorization.

13953208164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53636 (or 53634 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The spelling of 13953208164 in words is "thirteen billion, nine hundred fifty-three million, two hundred eight thousand, one hundred sixty-four".