40667497139 has 2 divisors, whose sum is σ = 40667497140. Its totient is φ = 40667497138.

The previous prime is 40667497111. The next prime is 40667497163. The reversal of 40667497139 is 93179476604.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40667497139 is a prime.

It is not a weakly prime, because it can be changed into another prime (40667499139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20333748569 + 20333748570.

It is an arithmetic number, because the mean of its divisors is an integer number (20333748570).

Almost surely, 2^40667497139 is an apocalyptic number.

40667497139 is a deficient number, since it is larger than the sum of its proper divisors (1).

40667497139 is an equidigital number, since it uses as much as digits as its factorization.

40667497139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6858432, while the sum is 56.

The spelling of 40667497139 in words is "forty billion, six hundred sixty-seven million, four hundred ninety-seven thousand, one hundred thirty-nine".