25725121482 has 16 divisors (see below), whose sum is σ = 51539418432. Its totient is φ = 8560177920.

The previous prime is 25725121439. The next prime is 25725121507. The reversal of 25725121482 is 28412152752.

It is a self number, because there is not a number n which added to its sum of digits gives 25725121482.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3711894 + ... + 3718817.

It is an arithmetic number, because the mean of its divisors is an integer number (3221213652).

Almost surely, 2^25725121482 is an apocalyptic number.

25725121482 is an abundant number, since it is smaller than the sum of its proper divisors (25814296950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25725121482 is a wasteful number, since it uses less digits than its factorization.

25725121482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7431293.

The product of its digits is 89600, while the sum is 39.

The spelling of 25725121482 in words is "twenty-five billion, seven hundred twenty-five million, one hundred twenty-one thousand, four hundred eighty-two".