40870942192 has 40 divisors (see below), whose sum is σ = 79993165824. Its totient is φ = 20227729344.

The previous prime is 40870942187. The next prime is 40870942193. The reversal of 40870942192 is 29124907804.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40870942193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4779873 + ... + 4788415.

Almost surely, 2^40870942192 is an apocalyptic number.

It is an amenable number.

40870942192 is a deficient number, since it is larger than the sum of its proper divisors (39122223632).

40870942192 is a wasteful number, since it uses less digits than its factorization.

40870942192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11557 (or 11551 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 46.

The spelling of 40870942192 in words is "forty billion, eight hundred seventy million, nine hundred forty-two thousand, one hundred ninety-two".