25841052194 has 4 divisors (see below), whose sum is σ = 38761578294. Its totient is φ = 12920526096.

The previous prime is 25841052131. The next prime is 25841052217. The reversal of 25841052194 is 49125014852.

25841052194 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14586600625 + 11254451569 = 120775^2 + 106087^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6460263047 + ... + 6460263050.

Almost surely, 2^25841052194 is an apocalyptic number.

25841052194 is a deficient number, since it is larger than the sum of its proper divisors (12920526100).

25841052194 is a wasteful number, since it uses less digits than its factorization.

25841052194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12920526099.

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 25841052194 in words is "twenty-five billion, eight hundred forty-one million, fifty-two thousand, one hundred ninety-four".