10501664659 has 2 divisors, whose sum is σ = 10501664660. Its totient is φ = 10501664658.

The previous prime is 10501664653. The next prime is 10501664713. The reversal of 10501664659 is 95646610501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10501664659 - 2³ = 10501664651 is a prime.

It is a super-2 number, since 2×10501664659² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10501664651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5250832329 + 5250832330.

It is an arithmetic number, because the mean of its divisors is an integer number (5250832330).

Almost surely, 2^10501664659 is an apocalyptic number.

10501664659 is a deficient number, since it is larger than the sum of its proper divisors (1).

10501664659 is an equidigital number, since it uses as much as digits as its factorization.

10501664659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 10501664659 in words is "ten billion, five hundred one million, six hundred sixty-four thousand, six hundred fifty-nine".