2520264125 has 8 divisors (see below), whose sum is σ = 3145289784. Its totient is φ = 2016211200.

The previous prime is 2520264113. The next prime is 2520264151. The reversal of 2520264125 is 5214620252.

It can be written as a sum of positive squares in 4 ways, for example, as 297424516 + 2222839609 = 17246^2 + 47147^2 .

It is not a de Polignac number, because 2520264125 - 2⁸ = 2520263869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10080932 + ... + 10081181.

It is an arithmetic number, because the mean of its divisors is an integer number (393161223).

Almost surely, 2^2520264125 is an apocalyptic number.

2520264125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2520264125 is a deficient number, since it is larger than the sum of its proper divisors (625025659).

2520264125 is an equidigital number, since it uses as much as digits as its factorization.

2520264125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20162128 (or 20162118 counting only the distinct ones).

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

The square root of 2520264125 is about 50202.2322710853. The cubic root of 2520264125 is about 1360.8659646734.

Adding to 2520264125 its reverse (5214620252), we get a palindrome (7734884377).

The spelling of 2520264125 in words is "two billion, five hundred twenty million, two hundred sixty-four thousand, one hundred twenty-five".