101665610935579 has 2 divisors, whose sum is σ = 101665610935580. Its totient is φ = 101665610935578.

The previous prime is 101665610935573. The next prime is 101665610935627. The reversal of 101665610935579 is 975539016566101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101665610935579 - 2⁵ = 101665610935547 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101665610935579.

It is not a weakly prime, because it can be changed into another prime (101665610935573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50832805467789 + 50832805467790.

It is an arithmetic number, because the mean of its divisors is an integer number (50832805467790).

Almost surely, 2^{101665610935579} is an apocalyptic number.

101665610935579 is a deficient number, since it is larger than the sum of its proper divisors (1).

101665610935579 is an equidigital number, since it uses as much as digits as its factorization.

101665610935579 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45927000, while the sum is 64.

The spelling of 101665610935579 in words is "one hundred one trillion, six hundred sixty-five billion, six hundred ten million, nine hundred thirty-five thousand, five hundred seventy-nine".