2522165025 has 12 divisors (see below), whose sum is σ = 4169979632. Its totient is φ = 1345154640.

The previous prime is 2522164973. The next prime is 2522165029. The reversal of 2522165025 is 5205612252.

It is not a de Polignac number, because 2522165025 - 2¹² = 2522160929 is a prime.

It is a super-2 number, since 2×2522165025² = 12722632826666501250, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2522164983 and 2522165001.

It is not an unprimeable number, because it can be changed into a prime (2522165029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16814359 + ... + 16814508.

Almost surely, 2^2522165025 is an apocalyptic number.

2522165025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2522165025 is a deficient number, since it is larger than the sum of its proper divisors (1647814607).

2522165025 is a wasteful number, since it uses less digits than its factorization.

2522165025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33628880 (or 33628875 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 2522165025 is about 50221.1611275566. The cubic root of 2522165025 is about 1361.2080214152.

Adding to 2522165025 its reverse (5205612252), we get a palindrome (7727777277).

The spelling of 2522165025 in words is "two billion, five hundred twenty-two million, one hundred sixty-five thousand, twenty-five".