9938942029124 has 48 divisors (see below), whose sum is σ = 18426835643328. Its totient is φ = 4674468123648.

The previous prime is 9938942029123. The next prime is 9938942029129. The reversal of 9938942029124 is 4219202498399.

It is not an unprimeable number, because it can be changed into a prime (9938942029123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1732425584 + ... + 1732431320.

It is an arithmetic number, because the mean of its divisors is an integer number (383892409236).

Almost surely, 2^{9938942029124} is an apocalyptic number.

It is an amenable number.

9938942029124 is a deficient number, since it is larger than the sum of its proper divisors (8487893614204).

9938942029124 is a wasteful number, since it uses less digits than its factorization.

9938942029124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15924 (or 15922 counting only the distinct ones).

The product of its (nonzero) digits is 20155392, while the sum is 62.

The spelling of 9938942029124 in words is "nine trillion, nine hundred thirty-eight billion, nine hundred forty-two million, twenty-nine thousand, one hundred twenty-four".