22042512055 has 8 divisors (see below), whose sum is σ = 26451812592. Its totient is φ = 17633477568.

The previous prime is 22042512031. The next prime is 22042512061. The reversal of 22042512055 is 55021524022.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22042512055 is a prime.

It is a Duffinian number.

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, 277939 + ... + 348331.

It is an arithmetic number, because the mean of its divisors is an integer number (3306476574).

Almost surely, 2^22042512055 is an apocalyptic number.

22042512055 is a deficient number, since it is larger than the sum of its proper divisors (4409300537).

22042512055 is an equidigital number, since it uses as much as digits as its factorization.

22042512055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133025.

The product of its (nonzero) digits is 8000, while the sum is 28.

The spelling of 22042512055 in words is "twenty-two billion, forty-two million, five hundred twelve thousand, fifty-five".