22040042382 has 32 divisors (see below), whose sum is σ = 49453397760. Its totient is φ = 7275351960.

The previous prime is 22040042371. The next prime is 22040042447. The reversal of 22040042382 is 28324004022.

22040042382 is a `hidden beast` number, since 2 + 20 + 400 + 4 + 238 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

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, 1975744 + ... + 1986867.

It is an arithmetic number, because the mean of its divisors is an integer number (1545418680).

Almost surely, 2^22040042382 is an apocalyptic number.

22040042382 is an abundant number, since it is smaller than the sum of its proper divisors (27413355378).

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

22040042382 is a wasteful number, since it uses less digits than its factorization.

22040042382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3962725 (or 3962719 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The spelling of 22040042382 in words is "twenty-two billion, forty million, forty-two thousand, three hundred eighty-two".