228525154368 has 112 divisors (see below), whose sum is σ = 691124880384. Its totient is φ = 65282664960.

The previous prime is 228525154349. The next prime is 228525154381. The reversal of 228525154368 is 863451525822.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 228525154368.

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 15 ways as a sum of consecutive naturals, for example, 14194003 + ... + 14210093.

Almost surely, 2^228525154368 is an apocalyptic number.

228525154368 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

228525154368 is an abundant number, since it is smaller than the sum of its proper divisors (462599726016).

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

228525154368 is a wasteful number, since it uses less digits than its factorization.

228525154368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26680 (or 26670 counting only the distinct ones).

The product of its digits is 4608000, while the sum is 51.

The spelling of 228525154368 in words is "two hundred twenty-eight billion, five hundred twenty-five million, one hundred fifty-four thousand, three hundred sixty-eight".