25351014525 has 12 divisors (see below), whose sum is σ = 41913677472. Its totient is φ = 13520541040.

The previous prime is 25351014523. The next prime is 25351014527. The reversal of 25351014525 is 52541015352.

It is an interprime number because it is at equal distance from previous prime (25351014523) and next prime (25351014527).

It is not a de Polignac number, because 25351014525 - 2¹ = 25351014523 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 (25351014523) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 169006689 + ... + 169006838.

It is an arithmetic number, because the mean of its divisors is an integer number (3492806456).

Almost surely, 2^25351014525 is an apocalyptic number.

25351014525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25351014525 is a deficient number, since it is larger than the sum of its proper divisors (16562662947).

25351014525 is a wasteful number, since it uses less digits than its factorization.

25351014525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338013540 (or 338013535 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 33.

Adding to 25351014525 its reverse (52541015352), we get a palindrome (77892029877).

The spelling of 25351014525 in words is "twenty-five billion, three hundred fifty-one million, fourteen thousand, five hundred twenty-five".