42981672228 has 48 divisors (see below), whose sum is σ = 110269415424. Its totient is φ = 12922187040.

The previous prime is 42981672199. The next prime is 42981672289. The reversal of 42981672228 is 82227618924.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1265200 + ... + 1298727.

It is an arithmetic number, because the mean of its divisors is an integer number (2297279488).

Almost surely, 2^42981672228 is an apocalyptic number.

It is an amenable number.

42981672228 is an abundant number, since it is smaller than the sum of its proper divisors (67287743196).

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

42981672228 is a wasteful number, since it uses less digits than its factorization.

42981672228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2564072 (or 2564070 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 51.

The spelling of 42981672228 in words is "forty-two billion, nine hundred eighty-one million, six hundred seventy-two thousand, two hundred twenty-eight".