40392692339 has 2 divisors, whose sum is σ = 40392692340. Its totient is φ = 40392692338.

The previous prime is 40392692317. The next prime is 40392692341. The reversal of 40392692339 is 93329629304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40392692339 - 2⁸ = 40392692083 is a prime.

Together with 40392692341, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40392602339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20196346169 + 20196346170.

It is an arithmetic number, because the mean of its divisors is an integer number (20196346170).

Almost surely, 2^40392692339 is an apocalyptic number.

40392692339 is a deficient number, since it is larger than the sum of its proper divisors (1).

40392692339 is an equidigital number, since it uses as much as digits as its factorization.

40392692339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1889568, while the sum is 50.

The spelling of 40392692339 in words is "forty billion, three hundred ninety-two million, six hundred ninety-two thousand, three hundred thirty-nine".