2520374465 has 16 divisors (see below), whose sum is σ = 3490076928. Its totient is φ = 1711475136.

The previous prime is 2520374447. The next prime is 2520374497. The reversal of 2520374465 is 5644730252.

2520374465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2520374465 - 2¹⁶ = 2520308929 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345962 + ... + 353171.

It is an arithmetic number, because the mean of its divisors is an integer number (218129808).

Almost surely, 2^2520374465 is an apocalyptic number.

It is an amenable number.

2520374465 is a deficient number, since it is larger than the sum of its proper divisors (969702463).

2520374465 is a wasteful number, since it uses less digits than its factorization.

2520374465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699248.

The product of its (nonzero) digits is 201600, while the sum is 38.

The square root of 2520374465 is about 50203.3312141734. The cubic root of 2520374465 is about 1360.8858244648.

The spelling of 2520374465 in words is "two billion, five hundred twenty million, three hundred seventy-four thousand, four hundred sixty-five".