228353172396294 has 64 divisors (see below), whose sum is σ = 511694646388992. Its totient is φ = 67327190409600.

The previous prime is 228353172396229. The next prime is 228353172396311. The reversal of 228353172396294 is 492693271353822.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 403455504 + ... + 404021100.

It is an arithmetic number, because the mean of its divisors is an integer number (7995228849828).

Almost surely, 2^{228353172396294} is an apocalyptic number.

228353172396294 is an abundant number, since it is smaller than the sum of its proper divisors (283341473992698).

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

228353172396294 is a wasteful number, since it uses less digits than its factorization.

228353172396294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730981.

The product of its digits is 235146240, while the sum is 66.

The spelling of 228353172396294 in words is "two hundred twenty-eight trillion, three hundred fifty-three billion, one hundred seventy-two million, three hundred ninety-six thousand, two hundred ninety-four".