25672647553422 has 32 divisors (see below), whose sum is σ = 51826323052800. Its totient is φ = 8477381457408.

The previous prime is 25672647553411. The next prime is 25672647553499. The reversal of 25672647553422 is 22435574627652.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29695854 + ... + 30548142.

It is an arithmetic number, because the mean of its divisors is an integer number (1619572595400).

Almost surely, 2^{25672647553422} is an apocalyptic number.

25672647553422 is an abundant number, since it is smaller than the sum of its proper divisors (26153675499378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25672647553422 is a wasteful number, since it uses less digits than its factorization.

25672647553422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899320.

The product of its digits is 169344000, while the sum is 60.

The spelling of 25672647553422 in words is "twenty-five trillion, six hundred seventy-two billion, six hundred forty-seven million, five hundred fifty-three thousand, four hundred twenty-two".