129011120604 has 60 divisors (see below), whose sum is σ = 337297211944. Its totient is φ = 42999032736.

The previous prime is 129011120593. The next prime is 129011120621. The reversal of 129011120604 is 406021110921.

129011120604 is a `hidden beast` number, since 1 + 29 + 0 + 1 + 11 + 20 + 604 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4283502 + ... + 4313514.

Almost surely, 2^129011120604 is an apocalyptic number.

It is an amenable number.

129011120604 is an abundant number, since it is smaller than the sum of its proper divisors (208286091340).

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

129011120604 is a wasteful number, since it uses less digits than its factorization.

129011120604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43296 (or 43285 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The spelling of 129011120604 in words is "one hundred twenty-nine billion, eleven million, one hundred twenty thousand, six hundred four".