2598161659 has 2 divisors, whose sum is σ = 2598161660. Its totient is φ = 2598161658.

The previous prime is 2598161651. The next prime is 2598161681. The reversal of 2598161659 is 9561618952.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2598161659 - 2³ = 2598161651 is a prime.

It is not a weakly prime, because it can be changed into another prime (2598161651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1299080829 + 1299080830.

It is an arithmetic number, because the mean of its divisors is an integer number (1299080830).

Almost surely, 2^2598161659 is an apocalyptic number.

2598161659 is a deficient number, since it is larger than the sum of its proper divisors (1).

2598161659 is an equidigital number, since it uses as much as digits as its factorization.

2598161659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1166400, while the sum is 52.

The square root of 2598161659 is about 50972.1655317880. The cubic root of 2598161659 is about 1374.7447079094.

The spelling of 2598161659 in words is "two billion, five hundred ninety-eight million, one hundred sixty-one thousand, six hundred fifty-nine".