11838979324 has 6 divisors (see below), whose sum is σ = 20718213824. Its totient is φ = 5919489660.

The previous prime is 11838979309. The next prime is 11838979331. The reversal of 11838979324 is 42397983811.

It is a happy number.

It is a super-2 number, since 2×11838979324² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1479872412 + ... + 1479872419.

Almost surely, 2^11838979324 is an apocalyptic number.

It is an amenable number.

11838979324 is a deficient number, since it is larger than the sum of its proper divisors (8879234500).

11838979324 is a wasteful number, since it uses less digits than its factorization.

11838979324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2959744835 (or 2959744833 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 55.

The spelling of 11838979324 in words is "eleven billion, eight hundred thirty-eight million, nine hundred seventy-nine thousand, three hundred twenty-four".