25802743050 has 192 divisors, whose sum is σ = 83880345600. Its totient is φ = 5707454400.

The previous prime is 25802743049. The next prime is 25802743063. The reversal of 25802743050 is 5034720852.

25802743050 is a `hidden beast` number, since 2 + 5 + 80 + 274 + 305 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 25802742996 and 25802743014.

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, 248911 + ... + 336989.

It is an arithmetic number, because the mean of its divisors is an integer number (436876800).

Almost surely, 2^25802743050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25802743050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41940172800).

25802743050 is an abundant number, since it is smaller than the sum of its proper divisors (58077602550).

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

25802743050 is a wasteful number, since it uses less digits than its factorization.

25802743050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88138 (or 88127 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The spelling of 25802743050 in words is "twenty-five billion, eight hundred two million, seven hundred forty-three thousand, fifty".