2520865716 has 24 divisors (see below), whose sum is σ = 6084849120. Its totient is φ = 811312992.

The previous prime is 2520865709. The next prime is 2520865729. The reversal of 2520865716 is 6175680252.

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, 3621586 + ... + 3622281.

It is an arithmetic number, because the mean of its divisors is an integer number (253535380).

Almost surely, 2^2520865716 is an apocalyptic number.

It is an amenable number.

2520865716 is an abundant number, since it is smaller than the sum of its proper divisors (3563983404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2520865716 is a wasteful number, since it uses less digits than its factorization.

2520865716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7243903 (or 7243901 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 2520865716 is about 50208.2235893683. The cubic root of 2520865716 is about 1360.9742363391.

The spelling of 2520865716 in words is "two billion, five hundred twenty million, eight hundred sixty-five thousand, seven hundred sixteen".