25122245054342 has 8 divisors (see below), whose sum is σ = 37683645862656. Its totient is φ = 12561029766792.

The previous prime is 25122245054321. The next prime is 25122245054371. The reversal of 25122245054342 is 24345054222152.

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

It is a super-2 number, since 2×25122245054342² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25122245054342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46041158 + ... + 46583609.

It is an arithmetic number, because the mean of its divisors is an integer number (4710455732832).

Almost surely, 2^{25122245054342} is an apocalyptic number.

25122245054342 is a deficient number, since it is larger than the sum of its proper divisors (12561400808314).

25122245054342 is a wasteful number, since it uses less digits than its factorization.

25122245054342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92760382.

The product of its (nonzero) digits is 768000, while the sum is 41.

Adding to 25122245054342 its reverse (24345054222152), we get a palindrome (49467299276494).

The spelling of 25122245054342 in words is "twenty-five trillion, one hundred twenty-two billion, two hundred forty-five million, fifty-four thousand, three hundred forty-two".