129799474704 has 80 divisors (see below), whose sum is σ = 372798133440. Its totient is φ = 43240296960.

The previous prime is 129799474691. The next prime is 129799474751. The reversal of 129799474704 is 407474997921.

129799474704 is a `hidden beast` number, since 1 + 2 + 9 + 7 + 99 + 474 + 70 + 4 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 630024 + ... + 810264.

It is an arithmetic number, because the mean of its divisors is an integer number (4659976668).

Almost surely, 2^129799474704 is an apocalyptic number.

It is an amenable number.

129799474704 is an abundant number, since it is smaller than the sum of its proper divisors (242998658736).

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

129799474704 is a wasteful number, since it uses less digits than its factorization.

129799474704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181925 (or 181913 counting only the distinct ones).

The product of its (nonzero) digits is 32006016, while the sum is 63.

The spelling of 129799474704 in words is "one hundred twenty-nine billion, seven hundred ninety-nine million, four hundred seventy-four thousand, seven hundred four".