228979392748 has 24 divisors (see below), whose sum is σ = 426138148800. Its totient is φ = 107284455168.

The previous prime is 228979392721. The next prime is 228979392767. The reversal of 228979392748 is 847293979822.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7336708 + ... + 7367851.

It is an arithmetic number, because the mean of its divisors is an integer number (17755756200).

Almost surely, 2^228979392748 is an apocalyptic number.

It is an amenable number.

228979392748 is a deficient number, since it is larger than the sum of its proper divisors (197158756052).

228979392748 is a wasteful number, since it uses less digits than its factorization.

228979392748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14704809 (or 14704807 counting only the distinct ones).

The product of its digits is 219469824, while the sum is 70.

The spelling of 228979392748 in words is "two hundred twenty-eight billion, nine hundred seventy-nine million, three hundred ninety-two thousand, seven hundred forty-eight".