2565002510 has 48 divisors (see below), whose sum is σ = 5396472720. Its totient is φ = 875226240.

The previous prime is 2565002509. The next prime is 2565002519. The reversal of 2565002510 is 152005652.

It is a self number, because there is not a number n which added to its sum of digits gives 2565002510.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2565002519) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90986 + ... + 115794.

It is an arithmetic number, because the mean of its divisors is an integer number (112426515).

Almost surely, 2^2565002510 is an apocalyptic number.

2565002510 is an abundant number, since it is smaller than the sum of its proper divisors (2831470210).

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

2565002510 is a wasteful number, since it uses less digits than its factorization.

2565002510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25041 (or 25034 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 2565002510 is about 50645.8538283244. The cubic root of 2565002510 is about 1368.8712371222.

The spelling of 2565002510 in words is "two billion, five hundred sixty-five million, two thousand, five hundred ten".