228365269968 has 40 divisors (see below), whose sum is σ = 643574853216. Its totient is φ = 69201596800.

The previous prime is 228365269939. The next prime is 228365269981. The reversal of 228365269968 is 869962563822.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a junction number, because it is equal to n+sod(n) for n = 228365269899 and 228365269908.

It is a congruent number.

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, 216254463 + ... + 216255518.

Almost surely, 2^228365269968 is an apocalyptic number.

It is an amenable number.

228365269968 is an abundant number, since it is smaller than the sum of its proper divisors (415209583248).

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

228365269968 is a wasteful number, since it uses less digits than its factorization.

228365269968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432510003 (or 432509997 counting only the distinct ones).

The product of its digits is 134369280, while the sum is 66.

The spelling of 228365269968 in words is "two hundred twenty-eight billion, three hundred sixty-five million, two hundred sixty-nine thousand, nine hundred sixty-eight".