13861173604 has 6 divisors (see below), whose sum is σ = 24257053814. Its totient is φ = 6930586800.

The previous prime is 13861173577. The next prime is 13861173617. The reversal of 13861173604 is 40637116831.

It can be written as a sum of positive squares in only one way, i.e., 13789804900 + 71368704 = 117430^2 + 8448^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1732646697 + ... + 1732646704.

Almost surely, 2^13861173604 is an apocalyptic number.

It is an amenable number.

13861173604 is a deficient number, since it is larger than the sum of its proper divisors (10395880210).

13861173604 is a wasteful number, since it uses less digits than its factorization.

13861173604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3465293405 (or 3465293403 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 13861173604 in words is "thirteen billion, eight hundred sixty-one million, one hundred seventy-three thousand, six hundred four".