39970090099 has 2 divisors, whose sum is σ = 39970090100. Its totient is φ = 39970090098.

The previous prime is 39970090093. The next prime is 39970090163. The reversal of 39970090099 is 99009007993.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 39970090099 - 2¹¹ = 39970088051 is a prime.

It is not a weakly prime, because it can be changed into another prime (39970090093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19985045049 + 19985045050.

It is an arithmetic number, because the mean of its divisors is an integer number (19985045050).

Almost surely, 2^39970090099 is an apocalyptic number.

39970090099 is a deficient number, since it is larger than the sum of its proper divisors (1).

39970090099 is an equidigital number, since it uses as much as digits as its factorization.

39970090099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1240029, while the sum is 55.

The spelling of 39970090099 in words is "thirty-nine billion, nine hundred seventy million, ninety thousand, ninety-nine".