25620413422 has 8 divisors (see below), whose sum is σ = 39469285656. Its totient is φ = 12463984872.

The previous prime is 25620413393. The next prime is 25620413443. The reversal of 25620413422 is 22431402652.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173110828 + ... + 173110975.

It is an arithmetic number, because the mean of its divisors is an integer number (4933660707).

Almost surely, 2^25620413422 is an apocalyptic number.

25620413422 is a deficient number, since it is larger than the sum of its proper divisors (13848872234).

25620413422 is a wasteful number, since it uses less digits than its factorization.

25620413422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346221842.

The product of its (nonzero) digits is 23040, while the sum is 31.

The spelling of 25620413422 in words is "twenty-five billion, six hundred twenty million, four hundred thirteen thousand, four hundred twenty-two".