228980492904 has 32 divisors (see below), whose sum is σ = 572462953920. Its totient is φ = 76325268096.

The previous prime is 228980492887. The next prime is 228980492941. The reversal of 228980492904 is 409294089822.

It is a super-2 number, since 2×228980492904² (a number of 24 digits) contains 22 as substring.

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, 2277669 + ... + 2376075.

It is an arithmetic number, because the mean of its divisors is an integer number (17889467310).

Almost surely, 2^228980492904 is an apocalyptic number.

228980492904 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

228980492904 is an abundant number, since it is smaller than the sum of its proper divisors (343482461016).

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

228980492904 is a wasteful number, since it uses less digits than its factorization.

228980492904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195369 (or 195365 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 57.

The spelling of 228980492904 in words is "two hundred twenty-eight billion, nine hundred eighty million, four hundred ninety-two thousand, nine hundred four".