88600646609 has 2 divisors, whose sum is σ = 88600646610. Its totient is φ = 88600646608.

The previous prime is 88600646593. The next prime is 88600646633. The reversal of 88600646609 is 90664600688.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79709099584 + 8891547025 = 282328^2 + 94295^2 .

It is a cyclic number.

It is not a de Polignac number, because 88600646609 - 2⁴ = 88600646593 is a prime.

It is not a weakly prime, because it can be changed into another prime (88600646639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44300323304 + 44300323305.

It is an arithmetic number, because the mean of its divisors is an integer number (44300323305).

Almost surely, 2^88600646609 is an apocalyptic number.

It is an amenable number.

88600646609 is a deficient number, since it is larger than the sum of its proper divisors (1).

88600646609 is an equidigital number, since it uses as much as digits as its factorization.

88600646609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2985984, while the sum is 53.

The spelling of 88600646609 in words is "eighty-eight billion, six hundred million, six hundred forty-six thousand, six hundred nine".