22445647725254 has 16 divisors (see below), whose sum is σ = 36262939951728. Its totient is φ = 10358219452512.

The previous prime is 22445647725203. The next prime is 22445647725323. The reversal of 22445647725254 is 45252774654422.

It is a junction number, because it is equal to n+sod(n) for n = 22445647725193 and 22445647725202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54384917 + ... + 54796080.

It is an arithmetic number, because the mean of its divisors is an integer number (2266433746983).

Almost surely, 2^{22445647725254} is an apocalyptic number.

22445647725254 is a deficient number, since it is larger than the sum of its proper divisors (13817292226474).

22445647725254 is a wasteful number, since it uses less digits than its factorization.

22445647725254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109188919.

The product of its digits is 150528000, while the sum is 59.

The spelling of 22445647725254 in words is "twenty-two trillion, four hundred forty-five billion, six hundred forty-seven million, seven hundred twenty-five thousand, two hundred fifty-four".