228568653376 has 28 divisors (see below), whose sum is σ = 518361054208. Its totient is φ = 97957994112.

The previous prime is 228568653361. The next prime is 228568653427. The reversal of 228568653376 is 673356865822.

It is a tau number, because it is divible by the number of its divisors (28).

It is a super-2 number, since 2×228568653376² (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 3 ways as a sum of consecutive naturals, for example, 255098496 + ... + 255099391.

Almost surely, 2^228568653376 is an apocalyptic number.

It is an amenable number.

228568653376 is an abundant number, since it is smaller than the sum of its proper divisors (289792400832).

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

228568653376 is an equidigital number, since it uses as much as digits as its factorization.

228568653376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510197906 (or 510197896 counting only the distinct ones).

The product of its digits is 87091200, while the sum is 61.

The spelling of 228568653376 in words is "two hundred twenty-eight billion, five hundred sixty-eight million, six hundred fifty-three thousand, three hundred seventy-six".