228922641292 has 48 divisors (see below), whose sum is σ = 436722119680. Its totient is φ = 104596920000.

The previous prime is 228922641271. The next prime is 228922641319. The reversal of 228922641292 is 292146229822.

228922641292 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×228922641292² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 565042 + ... + 881542.

Almost surely, 2^228922641292 is an apocalyptic number.

It is an amenable number.

228922641292 is a deficient number, since it is larger than the sum of its proper divisors (207799478388).

228922641292 is a wasteful number, since it uses less digits than its factorization.

228922641292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316862 (or 316860 counting only the distinct ones).

The product of its digits is 995328, while the sum is 49.

The spelling of 228922641292 in words is "two hundred twenty-eight billion, nine hundred twenty-two million, six hundred forty-one thousand, two hundred ninety-two".