2499703688 has 16 divisors (see below), whose sum is σ = 4933626000. Its totient is φ = 1184070096.

The previous prime is 2499703651. The next prime is 2499703697. The reversal of 2499703688 is 8863079942.

It is a happy number.

It is an unprimeable number.

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, 8222558 + ... + 8222861.

It is an arithmetic number, because the mean of its divisors is an integer number (308351625).

Almost surely, 2^2499703688 is an apocalyptic number.

It is an amenable number.

2499703688 is a deficient number, since it is larger than the sum of its proper divisors (2433922312).

2499703688 is a wasteful number, since it uses less digits than its factorization.

2499703688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16445444 (or 16445440 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 56.

The square root of 2499703688 is about 49997.0367921940. The cubic root of 2499703688 is about 1357.1551852113.

The spelling of 2499703688 in words is "two billion, four hundred ninety-nine million, seven hundred three thousand, six hundred eighty-eight".