25222317382 has 4 divisors (see below), whose sum is σ = 37833476076. Its totient is φ = 12611158690.

The previous prime is 25222317331. The next prime is 25222317401. The reversal of 25222317382 is 28371322252.

25222317382 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 is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6305579344 + ... + 6305579347.

It is an arithmetic number, because the mean of its divisors is an integer number (9458369019).

Almost surely, 2^25222317382 is an apocalyptic number.

25222317382 is a deficient number, since it is larger than the sum of its proper divisors (12611158694).

25222317382 is a wasteful number, since it uses less digits than its factorization.

25222317382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12611158693.

The product of its digits is 80640, while the sum is 37.

The spelling of 25222317382 in words is "twenty-five billion, two hundred twenty-two million, three hundred seventeen thousand, three hundred eighty-two".