40422331688 has 32 divisors (see below), whose sum is σ = 76221250560. Its totient is φ = 20096989440.

The previous prime is 40422331681. The next prime is 40422331699. The reversal of 40422331688 is 88613322404.

40422331688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40422331681) 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, 994256 + ... + 1034112.

It is an arithmetic number, because the mean of its divisors is an integer number (2381914080).

Almost surely, 2^40422331688 is an apocalyptic number.

It is an amenable number.

40422331688 is a deficient number, since it is larger than the sum of its proper divisors (35798918872).

40422331688 is a wasteful number, since it uses less digits than its factorization.

40422331688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40577 (or 40573 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 41.

The spelling of 40422331688 in words is "forty billion, four hundred twenty-two million, three hundred thirty-one thousand, six hundred eighty-eight".