129149307760258 has 16 divisors (see below), whose sum is σ = 203927819063040. Its totient is φ = 61173630054000.

The previous prime is 129149307760247. The next prime is 129149307760301. The reversal of 129149307760258 is 852067703941921.

It is a self number, because there is not a number n which added to its sum of digits gives 129149307760258.

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, 64496233 + ... + 66468508.

It is an arithmetic number, because the mean of its divisors is an integer number (12745488691440).

It is a 1-persistent number, because it is pandigital, but 2⋅129149307760258 = 258298615520516 is not.

Almost surely, 2^{129149307760258} is an apocalyptic number.

129149307760258 is a deficient number, since it is larger than the sum of its proper divisors (74778511302782).

129149307760258 is a wasteful number, since it uses less digits than its factorization.

129149307760258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130990713.

The product of its (nonzero) digits is 45722880, while the sum is 64.

The spelling of 129149307760258 in words is "one hundred twenty-nine trillion, one hundred forty-nine billion, three hundred seven million, seven hundred sixty thousand, two hundred fifty-eight".