40716323387 has 2 divisors, whose sum is σ = 40716323388. Its totient is φ = 40716323386.

The previous prime is 40716323383. The next prime is 40716323407. The reversal of 40716323387 is 78332361704.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40716323387 - 2² = 40716323383 is a prime.

It is not a weakly prime, because it can be changed into another prime (40716323381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20358161693 + 20358161694.

It is an arithmetic number, because the mean of its divisors is an integer number (20358161694).

Almost surely, 2^40716323387 is an apocalyptic number.

40716323387 is a deficient number, since it is larger than the sum of its proper divisors (1).

40716323387 is an equidigital number, since it uses as much as digits as its factorization.

40716323387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 44.

The spelling of 40716323387 in words is "forty billion, seven hundred sixteen million, three hundred twenty-three thousand, three hundred eighty-seven".