2494208665 has 64 divisors (see below), whose sum is σ = 3511097856. Its totient is φ = 1686085632.

The previous prime is 2494208663. The next prime is 2494208693. The reversal of 2494208665 is 5668024942.

It is a cyclic number.

It is not a de Polignac number, because 2494208665 - 2¹ = 2494208663 is a prime.

It is a super-2 number, since 2×2494208665² = 12442153729122164450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2494208663) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3705769 + ... + 3706441.

It is an arithmetic number, because the mean of its divisors is an integer number (54860904).

Almost surely, 2^2494208665 is an apocalyptic number.

It is an amenable number.

2494208665 is a deficient number, since it is larger than the sum of its proper divisors (1016889191).

2494208665 is a wasteful number, since it uses less digits than its factorization.

2494208665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 818.

The product of its (nonzero) digits is 829440, while the sum is 46.

The square root of 2494208665 is about 49942.0530715348. The cubic root of 2494208665 is about 1356.1599912234.

The spelling of 2494208665 in words is "two billion, four hundred ninety-four million, two hundred eight thousand, six hundred sixty-five".