124409729802 has 32 divisors (see below), whose sum is σ = 252681273792. Its totient is φ = 40828316544.

The previous prime is 124409729711. The next prime is 124409729819. The reversal of 124409729802 is 208927904421.

It is a happy 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, 11008 + ... + 498939.

It is an arithmetic number, because the mean of its divisors is an integer number (7896289806).

Almost surely, 2^124409729802 is an apocalyptic number.

124409729802 is an abundant number, since it is smaller than the sum of its proper divisors (128271543990).

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

124409729802 is a wasteful number, since it uses less digits than its factorization.

124409729802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510582.

The product of its (nonzero) digits is 580608, while the sum is 48.

The spelling of 124409729802 in words is "one hundred twenty-four billion, four hundred nine million, seven hundred twenty-nine thousand, eight hundred two".