2492969745 has 64 divisors (see below), whose sum is σ = 4660913664. Its totient is φ = 1114214400.

The previous prime is 2492969707. The next prime is 2492969771. The reversal of 2492969745 is 5479692942.

It is not a de Polignac number, because 2492969745 - 2²⁴ = 2476192529 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2075145 + ... + 2076345.

It is an arithmetic number, because the mean of its divisors is an integer number (72826776).

Almost surely, 2^2492969745 is an apocalyptic number.

It is an amenable number.

2492969745 is a deficient number, since it is larger than the sum of its proper divisors (2167943919).

2492969745 is a wasteful number, since it uses less digits than its factorization.

2492969745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1642.

The product of its digits is 9797760, while the sum is 57.

The square root of 2492969745 is about 49929.6479558989. The cubic root of 2492969745 is about 1355.9354107078.

The spelling of 2492969745 in words is "two billion, four hundred ninety-two million, nine hundred sixty-nine thousand, seven hundred forty-five".