40667941568 has 14 divisors (see below), whose sum is σ = 80700446676. Its totient is φ = 20333970752.

The previous prime is 40667941499. The next prime is 40667941607. The reversal of 40667941568 is 86514976604.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317718230 + ... + 317718357.

Almost surely, 2^40667941568 is an apocalyptic number.

It is an amenable number.

40667941568 is a deficient number, since it is larger than the sum of its proper divisors (40032505108).

40667941568 is an equidigital number, since it uses as much as digits as its factorization.

40667941568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635436599 (or 635436589 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 56.

The spelling of 40667941568 in words is "forty billion, six hundred sixty-seven million, nine hundred forty-one thousand, five hundred sixty-eight".