129298530584794 has 16 divisors (see below), whose sum is σ = 195482191113216. Its totient is φ = 64137837960000.

The previous prime is 129298530584633. The next prime is 129298530584813. The reversal of 129298530584794 is 497485035892921.

It is a super-2 number, since 2×129298530584794² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 129298530584794.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2562207 + ... + 16283794.

It is an arithmetic number, because the mean of its divisors is an integer number (12217636944576).

Almost surely, 2^{129298530584794} is an apocalyptic number.

129298530584794 is a deficient number, since it is larger than the sum of its proper divisors (66183660528422).

129298530584794 is a wasteful number, since it uses less digits than its factorization.

129298530584794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18873141.

The product of its (nonzero) digits is 1567641600, while the sum is 76.

The spelling of 129298530584794 in words is "one hundred twenty-nine trillion, two hundred ninety-eight billion, five hundred thirty million, five hundred eighty-four thousand, seven hundred ninety-four".