2498999669759 has 4 divisors (see below), whose sum is σ = 2499023010216. Its totient is φ = 2498976329304.

The previous prime is 2498999669731. The next prime is 2498999669783. The reversal of 2498999669759 is 9579669998942.

It is a happy number.

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 2498999669759 - 2²⁰ = 2498998621183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2498999669729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11508884 + ... + 11724009.

It is an arithmetic number, because the mean of its divisors is an integer number (624755752554).

Almost surely, 2^{2498999669759} is an apocalyptic number.

2498999669759 is a deficient number, since it is larger than the sum of its proper divisors (23340457).

2498999669759 is a wasteful number, since it uses less digits than its factorization.

2498999669759 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23340456.

The product of its digits is 42855402240, while the sum is 92.

The spelling of 2498999669759 in words is "two trillion, four hundred ninety-eight billion, nine hundred ninety-nine million, six hundred sixty-nine thousand, seven hundred fifty-nine".