228193883738 has 16 divisors (see below), whose sum is σ = 357256970496. Its totient is φ = 109110558480.

The previous prime is 228193883717. The next prime is 228193883747. The reversal of 228193883738 is 837388391822.

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, 384281 + ... + 777212.

It is an arithmetic number, because the mean of its divisors is an integer number (22328560656).

Almost surely, 2^228193883738 is an apocalyptic number.

228193883738 is a deficient number, since it is larger than the sum of its proper divisors (129063086758).

228193883738 is a wasteful number, since it uses less digits than its factorization.

228193883738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1165789.

The product of its digits is 27869184, while the sum is 62.

The spelling of 228193883738 in words is "two hundred twenty-eight billion, one hundred ninety-three million, eight hundred eighty-three thousand, seven hundred thirty-eight".