111979458946 has 8 divisors (see below), whose sum is σ = 176809672080. Its totient is φ = 53042901588.

The previous prime is 111979458907. The next prime is 111979458947. The reversal of 111979458946 is 649854979111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (111979458947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1473413896 + ... + 1473413971.

It is an arithmetic number, because the mean of its divisors is an integer number (22101209010).

Almost surely, 2^111979458946 is an apocalyptic number.

111979458946 is a deficient number, since it is larger than the sum of its proper divisors (64830213134).

111979458946 is a wasteful number, since it uses less digits than its factorization.

111979458946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2946827888.

The product of its digits is 19595520, while the sum is 64.

The spelling of 111979458946 in words is "one hundred eleven billion, nine hundred seventy-nine million, four hundred fifty-eight thousand, nine hundred forty-six".