40402644022 has 16 divisors (see below), whose sum is σ = 66857660352. Its totient is φ = 18192559680.

The previous prime is 40402644017. The next prime is 40402644041. The reversal of 40402644022 is 22044620404.

40402644022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 18949518 + ... + 18951649.

It is an arithmetic number, because the mean of its divisors is an integer number (4178603772).

Almost surely, 2^40402644022 is an apocalyptic number.

40402644022 is a deficient number, since it is larger than the sum of its proper divisors (26455016330).

40402644022 is a wasteful number, since it uses less digits than its factorization.

40402644022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37901223.

The product of its (nonzero) digits is 12288, while the sum is 28.

The spelling of 40402644022 in words is "forty billion, four hundred two million, six hundred forty-four thousand, twenty-two".