228537718498 has 16 divisors (see below), whose sum is σ = 343153571040. Its totient is φ = 114153238816.

The previous prime is 228537718483. The next prime is 228537718499. The reversal of 228537718498 is 894817735822.

It is not an unprimeable number, because it can be changed into a prime (228537718499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15617061 + ... + 15631687.

It is an arithmetic number, because the mean of its divisors is an integer number (21447098190).

Almost surely, 2^228537718498 is an apocalyptic number.

228537718498 is a deficient number, since it is larger than the sum of its proper divisors (114615852542).

228537718498 is a wasteful number, since it uses less digits than its factorization.

228537718498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22001.

The product of its digits is 54190080, while the sum is 64.

The spelling of 228537718498 in words is "two hundred twenty-eight billion, five hundred thirty-seven million, seven hundred eighteen thousand, four hundred ninety-eight".