88639000577 has 2 divisors, whose sum is σ = 88639000578. Its totient is φ = 88639000576.

The previous prime is 88639000561. The next prime is 88639000607. The reversal of 88639000577 is 77500093688.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80233961536 + 8405039041 = 283256^2 + 91679^2 .

It is a cyclic number.

It is not a de Polignac number, because 88639000577 - 2⁴ = 88639000561 is a prime.

It is not a weakly prime, because it can be changed into another prime (88639003577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44319500288 + 44319500289.

It is an arithmetic number, because the mean of its divisors is an integer number (44319500289).

Almost surely, 2^88639000577 is an apocalyptic number.

It is an amenable number.

88639000577 is a deficient number, since it is larger than the sum of its proper divisors (1).

88639000577 is an equidigital number, since it uses as much as digits as its factorization.

88639000577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2540160, while the sum is 53.

The spelling of 88639000577 in words is "eighty-eight billion, six hundred thirty-nine million, five hundred seventy-seven", and thus it is an aban number.