16660253023 has 2 divisors, whose sum is σ = 16660253024. Its totient is φ = 16660253022.

The previous prime is 16660253017. The next prime is 16660253063. The reversal of 16660253023 is 32035206661.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16660253023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16660253023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16660253063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8330126511 + 8330126512.

It is an arithmetic number, because the mean of its divisors is an integer number (8330126512).

Almost surely, 2^16660253023 is an apocalyptic number.

16660253023 is a deficient number, since it is larger than the sum of its proper divisors (1).

16660253023 is an equidigital number, since it uses as much as digits as its factorization.

16660253023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 34.

Adding to 16660253023 its reverse (32035206661), we get a palindrome (48695459684).

The spelling of 16660253023 in words is "sixteen billion, six hundred sixty million, two hundred fifty-three thousand, twenty-three".