2526401525 has 24 divisors (see below), whose sum is σ = 3165065280. Its totient is φ = 2000378240.

The previous prime is 2526401461. The next prime is 2526401561. The reversal of 2526401525 is 5251046252.

It is not a de Polignac number, because 2526401525 - 2⁶ = 2526401461 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2526401491 and 2526401500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1041464 + ... + 1043886.

It is an arithmetic number, because the mean of its divisors is an integer number (131877720).

Almost surely, 2^2526401525 is an apocalyptic number.

2526401525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2526401525 is a deficient number, since it is larger than the sum of its proper divisors (638663755).

2526401525 is a wasteful number, since it uses less digits than its factorization.

2526401525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2845 (or 2840 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 2526401525 is about 50263.3218659491. The cubic root of 2526401525 is about 1361.9697389493.

Adding to 2526401525 its reverse (5251046252), we get a palindrome (7777447777).

The spelling of 2526401525 in words is "two billion, five hundred twenty-six million, four hundred one thousand, five hundred twenty-five".