25058725782 has 32 divisors (see below), whose sum is σ = 50500737792. Its totient is φ = 8289182304.

The previous prime is 25058725751. The next prime is 25058725787. The reversal of 25058725782 is 28752785052.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25058725787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 643183 + ... + 681029.

It is an arithmetic number, because the mean of its divisors is an integer number (1578148056).

Almost surely, 2^25058725782 is an apocalyptic number.

25058725782 is an abundant number, since it is smaller than the sum of its proper divisors (25442012010).

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

25058725782 is a wasteful number, since it uses less digits than its factorization.

25058725782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38692.

The product of its (nonzero) digits is 3136000, while the sum is 51.

The spelling of 25058725782 in words is "twenty-five billion, fifty-eight million, seven hundred twenty-five thousand, seven hundred eighty-two".