2520265616 has 20 divisors (see below), whose sum is σ = 5326925424. Its totient is φ = 1145575200.

The previous prime is 2520265567. The next prime is 2520265661. The reversal of 2520265616 is 6165620252.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7159670 + ... + 7160021.

Almost surely, 2^2520265616 is an apocalyptic number.

It is an amenable number.

2520265616 is an abundant number, since it is smaller than the sum of its proper divisors (2806659808).

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

2520265616 is a wasteful number, since it uses less digits than its factorization.

2520265616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14319710 (or 14319704 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 2520265616 is about 50202.2471210204. The cubic root of 2520265616 is about 1360.8662330382.

Adding to 2520265616 its reverse (6165620252), we get a palindrome (8685885868).

The spelling of 2520265616 in words is "two billion, five hundred twenty million, two hundred sixty-five thousand, six hundred sixteen".