129354755100 has 36 divisors (see below), whose sum is σ = 374266425624. Its totient is φ = 34494601280.

The previous prime is 129354755093. The next prime is 129354755137. The reversal of 129354755100 is 1557453921.

It is a happy number.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 215590959 + ... + 215591558.

Almost surely, 2^129354755100 is an apocalyptic number.

129354755100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

129354755100 is an abundant number, since it is smaller than the sum of its proper divisors (244911670524).

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

129354755100 is a wasteful number, since it uses less digits than its factorization.

129354755100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431182534 (or 431182527 counting only the distinct ones).

The product of its (nonzero) digits is 189000, while the sum is 42.

The spelling of 129354755100 in words is "one hundred twenty-nine billion, three hundred fifty-four million, seven hundred fifty-five thousand, one hundred".