88636007609 has 2 divisors, whose sum is σ = 88636007610. Its totient is φ = 88636007608.

The previous prime is 88636007521. The next prime is 88636007639. The reversal of 88636007609 is 90670063688.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71676675625 + 16959331984 = 267725^2 + 130228^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88636007609 is a prime.

It is not a weakly prime, because it can be changed into another prime (88636007639) 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 as a sum of consecutive naturals, namely, 44318003804 + 44318003805.

It is an arithmetic number, because the mean of its divisors is an integer number (44318003805).

Almost surely, 2^88636007609 is an apocalyptic number.

It is an amenable number.

88636007609 is a deficient number, since it is larger than the sum of its proper divisors (1).

88636007609 is an equidigital number, since it uses as much as digits as its factorization.

88636007609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The spelling of 88636007609 in words is "eighty-eight billion, six hundred thirty-six million, seven thousand, six hundred nine".