97737936609 has 16 divisors (see below), whose sum is σ = 132776499200. Its totient is φ = 63939120336.

The previous prime is 97737936601. The next prime is 97737936617. The reversal of 97737936609 is 90663973779.

It is an interprime number because it is at equal distance from previous prime (97737936601) and next prime (97737936617).

It is not a de Polignac number, because 97737936609 - 2³ = 97737936601 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97737936609.

It is not an unprimeable number, because it can be changed into a prime (97737936601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1226389 + ... + 1303650.

It is an arithmetic number, because the mean of its divisors is an integer number (8298531200).

Almost surely, 2^97737936609 is an apocalyptic number.

It is an amenable number.

97737936609 is a deficient number, since it is larger than the sum of its proper divisors (35038562591).

97737936609 is a wasteful number, since it uses less digits than its factorization.

97737936609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2530284.

The product of its (nonzero) digits is 81015228, while the sum is 66.

The spelling of 97737936609 in words is "ninety-seven billion, seven hundred thirty-seven million, nine hundred thirty-six thousand, six hundred nine".