16117564583 has 2 divisors, whose sum is σ = 16117564584. Its totient is φ = 16117564582.

The previous prime is 16117564553. The next prime is 16117564597. The reversal of 16117564583 is 38546571161.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16117564583 - 2⁸ = 16117564327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16117564553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8058782291 + 8058782292.

It is an arithmetic number, because the mean of its divisors is an integer number (8058782292).

Almost surely, 2^16117564583 is an apocalyptic number.

16117564583 is a deficient number, since it is larger than the sum of its proper divisors (1).

16117564583 is an equidigital number, since it uses as much as digits as its factorization.

16117564583 is an evil number, because the sum of its binary digits is even.

The product of its digits is 604800, while the sum is 47.

The spelling of 16117564583 in words is "sixteen billion, one hundred seventeen million, five hundred sixty-four thousand, five hundred eighty-three".