2522505440 has 96 divisors (see below), whose sum is σ = 7334712000. Its totient is φ = 798326784.

The previous prime is 2522505439. The next prime is 2522505449. The reversal of 2522505440 is 445052252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522505449) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 72065 + ... + 101184.

It is an arithmetic number, because the mean of its divisors is an integer number (76403250).

Almost surely, 2^2522505440 is an apocalyptic number.

2522505440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2522505440 is an abundant number, since it is smaller than the sum of its proper divisors (4812206560).

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

2522505440 is a wasteful number, since it uses less digits than its factorization.

2522505440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173284 (or 173276 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 2522505440 is about 50224.5501722016. The cubic root of 2522505440 is about 1361.2692591189.

Adding to 2522505440 its reverse (445052252), we get a palindrome (2967557692).

The spelling of 2522505440 in words is "two billion, five hundred twenty-two million, five hundred five thousand, four hundred forty".