16507299359 has 2 divisors, whose sum is σ = 16507299360. Its totient is φ = 16507299358.

The previous prime is 16507299331. The next prime is 16507299371. The reversal of 16507299359 is 95399270561.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16507299359 - 2²⁴ = 16490522143 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16507299059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8253649679 + 8253649680.

It is an arithmetic number, because the mean of its divisors is an integer number (8253649680).

Almost surely, 2^16507299359 is an apocalyptic number.

16507299359 is a deficient number, since it is larger than the sum of its proper divisors (1).

16507299359 is an equidigital number, since it uses as much as digits as its factorization.

16507299359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4592700, while the sum is 56.

The spelling of 16507299359 in words is "sixteen billion, five hundred seven million, two hundred ninety-nine thousand, three hundred fifty-nine".