129457336364 has 12 divisors (see below), whose sum is σ = 231370558944. Its totient is φ = 63351462384.

The previous prime is 129457336339. The next prime is 129457336381. The reversal of 129457336364 is 463633754921.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 344301239 + ... + 344301614.

It is an arithmetic number, because the mean of its divisors is an integer number (19280879912).

Almost surely, 2^129457336364 is an apocalyptic number.

It is an amenable number.

129457336364 is a deficient number, since it is larger than the sum of its proper divisors (101913222580).

129457336364 is a wasteful number, since it uses less digits than its factorization.

129457336364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688602904 (or 688602902 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 53.

The spelling of 129457336364 in words is "one hundred twenty-nine billion, four hundred fifty-seven million, three hundred thirty-six thousand, three hundred sixty-four".