88659966864617 has 2 divisors, whose sum is σ = 88659966864618. Its totient is φ = 88659966864616.

The previous prime is 88659966864613. The next prime is 88659966864643. The reversal of 88659966864617 is 71646866995688.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58124827073296 + 30535139791321 = 7623964^2 + 5525861^2 .

It is a cyclic number.

It is not a de Polignac number, because 88659966864617 - 2² = 88659966864613 is a prime.

It is not a weakly prime, because it can be changed into another prime (88659966864611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44329983432308 + 44329983432309.

It is an arithmetic number, because the mean of its divisors is an integer number (44329983432309).

Almost surely, 2^{88659966864617} is an apocalyptic number.

It is an amenable number.

88659966864617 is a deficient number, since it is larger than the sum of its proper divisors (1).

88659966864617 is an equidigital number, since it uses as much as digits as its factorization.

88659966864617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45148078080, while the sum is 89.

The spelling of 88659966864617 in words is "eighty-eight trillion, six hundred fifty-nine billion, nine hundred sixty-six million, eight hundred sixty-four thousand, six hundred seventeen".