129976080552792 has 24 divisors (see below), whose sum is σ = 352018551497340. Its totient is φ = 43325360184240.

The previous prime is 129976080552767. The next prime is 129976080552869. The reversal of 129976080552792 is 297255080679921.

129976080552792 is a `hidden beast` number, since 1 + 2 + 9 + 9 + 7 + 6 + 0 + 8 + 0 + 5 + 527 + 92 = 666.

129976080552792 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (72), and also a Moran number because the ratio is a prime number: 1805223341011 = 129976080552792 / (1 + 2 + 9 + 9 + 7 + 6 + 0 + 8 + 0 + 5 + 5 + 2 + 7 + 9 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 129976080552792.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 902611670434 + ... + 902611670577.

Almost surely, 2^{129976080552792} is an apocalyptic number.

129976080552792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

129976080552792 is an abundant number, since it is smaller than the sum of its proper divisors (222042470944548).

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

129976080552792 is a wasteful number, since it uses less digits than its factorization.

129976080552792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1805223341023 (or 1805223341016 counting only the distinct ones).

The product of its (nonzero) digits is 342921600, while the sum is 72.

The spelling of 129976080552792 in words is "one hundred twenty-nine trillion, nine hundred seventy-six billion, eighty million, five hundred fifty-two thousand, seven hundred ninety-two".