40404061168 has 10 divisors (see below), whose sum is σ = 78282868544. Its totient is φ = 20202030576.

The previous prime is 40404061151. The next prime is 40404061183. The reversal of 40404061168 is 86116040404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262626896 + ... + 1262626927.

Almost surely, 2^40404061168 is an apocalyptic number.

It is an amenable number.

40404061168 is a deficient number, since it is larger than the sum of its proper divisors (37878807376).

40404061168 is a wasteful number, since it uses less digits than its factorization.

40404061168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2525253831 (or 2525253825 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The spelling of 40404061168 in words is "forty billion, four hundred four million, sixty-one thousand, one hundred sixty-eight".