25050229560 has 128 divisors (see below), whose sum is σ = 84054297600. Its totient is φ = 6635779200.

The previous prime is 25050229543. The next prime is 25050229571. The reversal of 25050229560 is 6592205052.

25050229560 is a `hidden beast` number, since 2 + 5 + 0 + 502 + 2 + 95 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 86277 + ... + 239883.

It is an arithmetic number, because the mean of its divisors is an integer number (656674200).

Almost surely, 2^25050229560 is an apocalyptic number.

25050229560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25050229560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42027148800).

25050229560 is an abundant number, since it is smaller than the sum of its proper divisors (59004068040).

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

25050229560 is a wasteful number, since it uses less digits than its factorization.

25050229560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153778 (or 153768 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 25050229560 in words is "twenty-five billion, fifty million, two hundred twenty-nine thousand, five hundred sixty".