25222510342 has 8 divisors (see below), whose sum is σ = 37847081736. Its totient is φ = 12606816432.

The previous prime is 25222510331. The next prime is 25222510349. The reversal of 25222510342 is 24301522252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 25222510342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25222510349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2212263 + ... + 2223634.

It is an arithmetic number, because the mean of its divisors is an integer number (4730885217).

Almost surely, 2^25222510342 is an apocalyptic number.

25222510342 is a deficient number, since it is larger than the sum of its proper divisors (12624571394).

25222510342 is a wasteful number, since it uses less digits than its factorization.

25222510342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4438742.

The product of its (nonzero) digits is 9600, while the sum is 28.

The spelling of 25222510342 in words is "twenty-five billion, two hundred twenty-two million, five hundred ten thousand, three hundred forty-two".