2491982998 has 16 divisors (see below), whose sum is σ = 3775838976. Its totient is φ = 1233432640.

The previous prime is 2491982923. The next prime is 2491983023. The reversal of 2491982998 is 8992891942.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65163 + ... + 96073.

It is an arithmetic number, because the mean of its divisors is an integer number (235989936).

Almost surely, 2^2491982998 is an apocalyptic number.

2491982998 is a deficient number, since it is larger than the sum of its proper divisors (1283855978).

2491982998 is a wasteful number, since it uses less digits than its factorization.

2491982998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31319.

The product of its digits is 6718464, while the sum is 61.

The square root of 2491982998 is about 49919.7656044177. The cubic root of 2491982998 is about 1355.7564886587.

The spelling of 2491982998 in words is "two billion, four hundred ninety-one million, nine hundred eighty-two thousand, nine hundred ninety-eight".