228933375544 has 32 divisors (see below), whose sum is σ = 429679245600. Its totient is φ = 114352318080.

The previous prime is 228933375523. The next prime is 228933375557. The reversal of 228933375544 is 445573339822.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

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, 63467389 + ... + 63470995.

It is an arithmetic number, because the mean of its divisors is an integer number (13427476425).

Almost surely, 2^228933375544 is an apocalyptic number.

It is an amenable number.

228933375544 is a deficient number, since it is larger than the sum of its proper divisors (200745870056).

228933375544 is a wasteful number, since it uses less digits than its factorization.

228933375544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9343 (or 9339 counting only the distinct ones).

The product of its digits is 21772800, while the sum is 55.

The spelling of 228933375544 in words is "two hundred twenty-eight billion, nine hundred thirty-three million, three hundred seventy-five thousand, five hundred forty-four".