2599254499 has 4 divisors (see below), whose sum is σ = 2643309720. Its totient is φ = 2555199280.

The previous prime is 2599254487. The next prime is 2599254521. The reversal of 2599254499 is 9944529952.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2599254499 - 2¹⁷ = 2599123427 is a prime.

It is a super-2 number, since 2×2599254499² = 13512247901143482002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2599254479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22027522 + ... + 22027639.

It is an arithmetic number, because the mean of its divisors is an integer number (660827430).

Almost surely, 2^2599254499 is an apocalyptic number.

2599254499 is a deficient number, since it is larger than the sum of its proper divisors (44055221).

2599254499 is an equidigital number, since it uses as much as digits as its factorization.

2599254499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44055220.

The product of its digits is 10497600, while the sum is 58.

The square root of 2599254499 is about 50982.8843730913. The cubic root of 2599254499 is about 1374.9374294833.

The spelling of 2599254499 in words is "two billion, five hundred ninety-nine million, two hundred fifty-four thousand, four hundred ninety-nine".