25222534342 has 4 divisors (see below), whose sum is σ = 37833801516. Its totient is φ = 12611267170.

The previous prime is 25222534331. The next prime is 25222534343. The reversal of 25222534342 is 24343522252.

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

It is a junction number, because it is equal to n+sod(n) for n = 25222534298 and 25222534307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25222534343) by changing a digit.

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, 6305633584 + ... + 6305633587.

It is an arithmetic number, because the mean of its divisors is an integer number (9458450379).

Almost surely, 2^25222534342 is an apocalyptic number.

25222534342 is a deficient number, since it is larger than the sum of its proper divisors (12611267174).

25222534342 is a wasteful number, since it uses less digits than its factorization.

25222534342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12611267173.

The product of its digits is 115200, while the sum is 34.

The spelling of 25222534342 in words is "twenty-five billion, two hundred twenty-two million, five hundred thirty-four thousand, three hundred forty-two".