25870141125 has 64 divisors (see below), whose sum is σ = 50348563200. Its totient is φ = 13071196800.

The previous prime is 25870141123. The next prime is 25870141151. The reversal of 25870141125 is 52114107852.

It is a happy number.

It is not a de Polignac number, because 25870141125 - 2¹ = 25870141123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25870141125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25870141123) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 137592 + ... + 265841.

It is an arithmetic number, because the mean of its divisors is an integer number (786696300).

Almost surely, 2^25870141125 is an apocalyptic number.

25870141125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25870141125 is a deficient number, since it is larger than the sum of its proper divisors (24478422075).

25870141125 is a wasteful number, since it uses less digits than its factorization.

25870141125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403476 (or 403460 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 36.

Adding to 25870141125 its reverse (52114107852), we get a palindrome (77984248977).

The spelling of 25870141125 in words is "twenty-five billion, eight hundred seventy million, one hundred forty-one thousand, one hundred twenty-five".