228837559452864 has 112 divisors (see below), whose sum is σ = 661761747173376. Its totient is φ = 69476298854400.

The previous prime is 228837559452839. The next prime is 228837559452877. The reversal of 228837559452864 is 468254955738822.

It is a self number, because there is not a number n which added to its sum of digits gives 228837559452864.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1130697952 + ... + 1130900319.

Almost surely, 2^{228837559452864} is an apocalyptic number.

228837559452864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

228837559452864 is an abundant number, since it is smaller than the sum of its proper divisors (432924187720512).

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

228837559452864 is a wasteful number, since it uses less digits than its factorization.

228837559452864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2261598334 (or 2261598324 counting only the distinct ones).

The product of its digits is 9289728000, while the sum is 78.

The spelling of 228837559452864 in words is "two hundred twenty-eight trillion, eight hundred thirty-seven billion, five hundred fifty-nine million, four hundred fifty-two thousand, eight hundred sixty-four".