2502499999 has 4 divisors (see below), whose sum is σ = 2502858160. Its totient is φ = 2502141840.

The previous prime is 2502499997. The next prime is 2502500041. The reversal of 2502499999 is 9999942052.

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 2502499999 - 2¹ = 2502499997 is a prime.

It is a Duffinian number.

2502499999 is a modest number, since divided by 99999 gives 25024 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2502499991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168387 + ... + 182644.

It is an arithmetic number, because the mean of its divisors is an integer number (625714540).

Almost surely, 2^2502499999 is an apocalyptic number.

2502499999 is a deficient number, since it is larger than the sum of its proper divisors (358161).

2502499999 is an equidigital number, since it uses as much as digits as its factorization.

2502499999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358160.

The product of its (nonzero) digits is 4723920, while the sum is 58.

The square root of 2502499999 is about 50024.9937431280. The cubic root of 2502499999 is about 1357.6610603355.

The spelling of 2502499999 in words is "two billion, five hundred two million, four hundred ninety-nine thousand, nine hundred ninety-nine".