22725054686 has 8 divisors (see below), whose sum is σ = 34089120864. Its totient is φ = 11362014400.

The previous prime is 22725054661. The next prime is 22725054713. The reversal of 22725054686 is 68645052722.

It is a happy number.

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

It is a super-2 number, since 2×22725054686² (a number of 22 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 22725054686.

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, 198470 + ... + 291273.

It is an arithmetic number, because the mean of its divisors is an integer number (4261140108).

Almost surely, 2^22725054686 is an apocalyptic number.

22725054686 is a deficient number, since it is larger than the sum of its proper divisors (11364066178).

22725054686 is a wasteful number, since it uses less digits than its factorization.

22725054686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512946.

The product of its (nonzero) digits is 1612800, while the sum is 47.

The spelling of 22725054686 in words is "twenty-two billion, seven hundred twenty-five million, fifty-four thousand, six hundred eighty-six".