2520424525 has 24 divisors (see below), whose sum is σ = 3264880320. Its totient is φ = 1926503040.

The previous prime is 2520424427. The next prime is 2520424547. The reversal of 2520424525 is 5254240252.

It is not a de Polignac number, because 2520424525 - 2⁹ = 2520424013 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 666841 + ... + 670609.

It is an arithmetic number, because the mean of its divisors is an integer number (136036680).

Almost surely, 2^2520424525 is an apocalyptic number.

2520424525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2520424525 is a deficient number, since it is larger than the sum of its proper divisors (744455795).

2520424525 is a wasteful number, since it uses less digits than its factorization.

2520424525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4965 (or 4960 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 31.

The square root of 2520424525 is about 50203.8297841908. The cubic root of 2520424525 is about 1360.8948344346.

Adding to 2520424525 its reverse (5254240252), we get a palindrome (7774664777).

It can be divided in two parts, 25204 and 24525, that added together give a square (49729 = 223²).

The spelling of 2520424525 in words is "two billion, five hundred twenty million, four hundred twenty-four thousand, five hundred twenty-five".