39461016997 has 2 divisors, whose sum is σ = 39461016998. Its totient is φ = 39461016996.

The previous prime is 39461016943. The next prime is 39461017087. The reversal of 39461016997 is 79961016493.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36109880676 + 3351136321 = 190026^2 + 57889^2 .

It is a cyclic number.

It is not a de Polignac number, because 39461016997 - 2⁷ = 39461016869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39461016697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19730508498 + 19730508499.

It is an arithmetic number, because the mean of its divisors is an integer number (19730508499).

Almost surely, 2^39461016997 is an apocalyptic number.

It is an amenable number.

39461016997 is a deficient number, since it is larger than the sum of its proper divisors (1).

39461016997 is an equidigital number, since it uses as much as digits as its factorization.

39461016997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2204496, while the sum is 55.

The spelling of 39461016997 in words is "thirty-nine billion, four hundred sixty-one million, sixteen thousand, nine hundred ninety-seven".