37640970089 has 2 divisors, whose sum is σ = 37640970090. Its totient is φ = 37640970088.

The previous prime is 37640970077. The next prime is 37640970097. The reversal of 37640970089 is 98007904673.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34782250000 + 2858720089 = 186500^2 + 53467^2 .

It is a cyclic number.

It is not a de Polignac number, because 37640970089 - 2²⁰ = 37639921513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 37640970089.

It is not a weakly prime, because it can be changed into another prime (37640970589) 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, 18820485044 + 18820485045.

It is an arithmetic number, because the mean of its divisors is an integer number (18820485045).

Almost surely, 2^37640970089 is an apocalyptic number.

It is an amenable number.

37640970089 is a deficient number, since it is larger than the sum of its proper divisors (1).

37640970089 is an equidigital number, since it uses as much as digits as its factorization.

37640970089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 37640970089 in words is "thirty-seven billion, six hundred forty million, nine hundred seventy thousand, eighty-nine".