25655047222 has 8 divisors (see below), whose sum is σ = 43980080976. Its totient is φ = 10995020232.

The previous prime is 25655047213. The next prime is 25655047273. The reversal of 25655047222 is 22274055652.

It is a happy number.

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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 916251673 + ... + 916251700.

It is an arithmetic number, because the mean of its divisors is an integer number (5497510122).

Almost surely, 2^25655047222 is an apocalyptic number.

25655047222 is a deficient number, since it is larger than the sum of its proper divisors (18325033754).

25655047222 is a wasteful number, since it uses less digits than its factorization.

25655047222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1832503382.

The product of its (nonzero) digits is 336000, while the sum is 40.

The spelling of 25655047222 in words is "twenty-five billion, six hundred fifty-five million, forty-seven thousand, two hundred twenty-two".