16166234659 has 2 divisors, whose sum is σ = 16166234660. Its totient is φ = 16166234658.

The previous prime is 16166234653. The next prime is 16166234719. The reversal of 16166234659 is 95643266161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16166234659 - 2¹⁹ = 16165710371 is a prime.

It is a super-2 number, since 2×16166234659² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16166234653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8083117329 + 8083117330.

It is an arithmetic number, because the mean of its divisors is an integer number (8083117330).

Almost surely, 2^16166234659 is an apocalyptic number.

16166234659 is a deficient number, since it is larger than the sum of its proper divisors (1).

16166234659 is an equidigital number, since it uses as much as digits as its factorization.

16166234659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1399680, while the sum is 49.

The spelling of 16166234659 in words is "sixteen billion, one hundred sixty-six million, two hundred thirty-four thousand, six hundred fifty-nine".