228014969920 has 56 divisors (see below), whose sum is σ = 543041092224. Its totient is φ = 91192475136.

The previous prime is 228014969899. The next prime is 228014969951. The reversal of 228014969920 is 29969410822.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2269879 + ... + 2368201.

Almost surely, 2^228014969920 is an apocalyptic number.

228014969920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

228014969920 is an abundant number, since it is smaller than the sum of its proper divisors (315026122304).

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

228014969920 is an equidigital number, since it uses as much as digits as its factorization.

228014969920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105587 (or 105577 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 52.

The spelling of 228014969920 in words is "two hundred twenty-eight billion, fourteen million, nine hundred sixty-nine thousand, nine hundred twenty".