2522142065 has 4 divisors (see below), whose sum is σ = 3026570484. Its totient is φ = 2017713648.

The previous prime is 2522142053. The next prime is 2522142067. The reversal of 2522142065 is 5602412252.

2522142065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1774010161 + 748131904 = 42119^2 + 27352^2 .

It is a cyclic number.

It is not a de Polignac number, because 2522142065 - 2³⁰ = 1448400241 is a prime.

It is a super-2 number, since 2×2522142065² = 12722401192084928450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2522142067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252214202 + ... + 252214211.

It is an arithmetic number, because the mean of its divisors is an integer number (756642621).

Almost surely, 2^2522142065 is an apocalyptic number.

It is an amenable number.

2522142065 is a deficient number, since it is larger than the sum of its proper divisors (504428419).

2522142065 is an equidigital number, since it uses as much as digits as its factorization.

2522142065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504428418.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 2522142065 is about 50220.9325381359. The cubic root of 2522142065 is about 1361.2038909122.

The spelling of 2522142065 in words is "two billion, five hundred twenty-two million, one hundred forty-two thousand, sixty-five".