25232545752 has 64 divisors (see below), whose sum is σ = 65215660800. Its totient is φ = 8129289600.

The previous prime is 25232545733. The next prime is 25232545763. The reversal of 25232545752 is 25754523252.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39999 + ... + 228177.

It is an arithmetic number, because the mean of its divisors is an integer number (1018994700).

Almost surely, 2^25232545752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25232545752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32607830400).

25232545752 is an abundant number, since it is smaller than the sum of its proper divisors (39983115048).

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

25232545752 is a wasteful number, since it uses less digits than its factorization.

25232545752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188376 (or 188372 counting only the distinct ones).

The product of its digits is 840000, while the sum is 42.

The spelling of 25232545752 in words is "twenty-five billion, two hundred thirty-two million, five hundred forty-five thousand, seven hundred fifty-two".