129264072486 has 32 divisors (see below), whose sum is σ = 259718659200. Its totient is φ = 42889768320.

The previous prime is 129264072451. The next prime is 129264072647. The reversal of 129264072486 is 684270462921.

129264072486 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3363085 + ... + 3401303.

It is an arithmetic number, because the mean of its divisors is an integer number (8116208100).

Almost surely, 2^129264072486 is an apocalyptic number.

129264072486 is an abundant number, since it is smaller than the sum of its proper divisors (130454586714).

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

129264072486 is a wasteful number, since it uses less digits than its factorization.

129264072486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40804.

The product of its (nonzero) digits is 2322432, while the sum is 51.

The spelling of 129264072486 in words is "one hundred twenty-nine billion, two hundred sixty-four million, seventy-two thousand, four hundred eighty-six".