39901073089 has 2 divisors, whose sum is σ = 39901073090. Its totient is φ = 39901073088.

The previous prime is 39901073071. The next prime is 39901073159. The reversal of 39901073089 is 98037010993.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39131565489 + 769507600 = 197817^2 + 27740^2 .

It is a cyclic number.

It is not a de Polignac number, because 39901073089 - 2²⁵ = 39867518657 is a prime.

It is not a weakly prime, because it can be changed into another prime (39901073389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19950536544 + 19950536545.

It is an arithmetic number, because the mean of its divisors is an integer number (19950536545).

Almost surely, 2^39901073089 is an apocalyptic number.

It is an amenable number.

39901073089 is a deficient number, since it is larger than the sum of its proper divisors (1).

39901073089 is an equidigital number, since it uses as much as digits as its factorization.

39901073089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 367416, while the sum is 49.

The spelling of 39901073089 in words is "thirty-nine billion, nine hundred one million, seventy-three thousand, eighty-nine".