2501552065 has 16 divisors (see below), whose sum is σ = 3236929920. Its totient is φ = 1849668480.

The previous prime is 2501552063. The next prime is 2501552069. The reversal of 2501552065 is 5602551052.

It is not a de Polignac number, because 2501552065 - 2¹ = 2501552063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2501552063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 317229 + ... + 325018.

It is an arithmetic number, because the mean of its divisors is an integer number (202308120).

Almost surely, 2^2501552065 is an apocalyptic number.

It is an amenable number.

2501552065 is a deficient number, since it is larger than the sum of its proper divisors (735377855).

2501552065 is a wasteful number, since it uses less digits than its factorization.

2501552065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642312.

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 2501552065 is about 50015.5182418417. The cubic root of 2501552065 is about 1357.4896137002.

The spelling of 2501552065 in words is "two billion, five hundred one million, five hundred fifty-two thousand, sixty-five".