25324552050 has 192 divisors, whose sum is σ = 73170554880. Its totient is φ = 5677102080.

The previous prime is 25324552049. The next prime is 25324552069. The reversal of 25324552050 is 5025542352.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13519914 + ... + 13521786.

It is an arithmetic number, because the mean of its divisors is an integer number (381096640).

Almost surely, 2^25324552050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25324552050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36585277440).

25324552050 is an abundant number, since it is smaller than the sum of its proper divisors (47846002830).

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

25324552050 is a wasteful number, since it uses less digits than its factorization.

25324552050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2137 (or 2132 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 33.

The spelling of 25324552050 in words is "twenty-five billion, three hundred twenty-four million, five hundred fifty-two thousand, fifty".