2494342991 has 8 divisors (see below), whose sum is σ = 2908855200. Its totient is φ = 2138007984.

The previous prime is 2494342979. The next prime is 2494342997. The reversal of 2494342991 is 1992434942.

It is a de Polignac number, because none of the positive numbers 2^k-2494342991 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 (2494342997) 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 7 ways as a sum of consecutive naturals, for example, 3635726 + ... + 3636411.

It is an arithmetic number, because the mean of its divisors is an integer number (363606900).

Almost surely, 2^2494342991 is an apocalyptic number.

2494342991 is a deficient number, since it is larger than the sum of its proper divisors (414512209).

2494342991 is an frugal number, since it uses more digits than its factorization.

2494342991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7272158 (or 7272144 counting only the distinct ones).

The product of its digits is 559872, while the sum is 47.

The square root of 2494342991 is about 49943.3978719910. The cubic root of 2494342991 is about 1356.1843361896.

The spelling of 2494342991 in words is "two billion, four hundred ninety-four million, three hundred forty-two thousand, nine hundred ninety-one".