25785468422 has 8 divisors (see below), whose sum is σ = 44203660176. Its totient is φ = 11050915032.

The previous prime is 25785468421. The next prime is 25785468427. The reversal of 25785468422 is 22486458752.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25785468421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 920909573 + ... + 920909600.

It is an arithmetic number, because the mean of its divisors is an integer number (5525457522).

Almost surely, 2^25785468422 is an apocalyptic number.

25785468422 is a deficient number, since it is larger than the sum of its proper divisors (18418191754).

25785468422 is a wasteful number, since it uses less digits than its factorization.

25785468422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1841819182.

The product of its digits is 8601600, while the sum is 53.

The spelling of 25785468422 in words is "twenty-five billion, seven hundred eighty-five million, four hundred sixty-eight thousand, four hundred twenty-two".