25305000552525 has 48 divisors (see below), whose sum is σ = 42739891257600. Its totient is φ = 13205101916160.

The previous prime is 25305000552523. The next prime is 25305000552527. The reversal of 25305000552525 is 52525500050352.

It is an interprime number because it is at equal distance from previous prime (25305000552523) and next prime (25305000552527).

It is not a de Polignac number, because 25305000552525 - 2¹ = 25305000552523 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25305000552523) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11422621 + ... + 13456829.

It is an arithmetic number, because the mean of its divisors is an integer number (890414401200).

Almost surely, 2^{25305000552525} is an apocalyptic number.

25305000552525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25305000552525 is a deficient number, since it is larger than the sum of its proper divisors (17434890705075).

25305000552525 is a wasteful number, since it uses less digits than its factorization.

25305000552525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2037798 (or 2037793 counting only the distinct ones).

The product of its (nonzero) digits is 375000, while the sum is 39.

The spelling of 25305000552525 in words is "twenty-five trillion, three hundred five billion, five hundred fifty-two thousand, five hundred twenty-five".