22054747559 has 4 divisors (see below), whose sum is σ = 23751266616. Its totient is φ = 20358228504.

The previous prime is 22054747549. The next prime is 22054747571. The reversal of 22054747559 is 95574745022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22054747559 - 2²⁰ = 22053698983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22054747549) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 848259509 + ... + 848259534.

It is an arithmetic number, because the mean of its divisors is an integer number (5937816654).

Almost surely, 2^22054747559 is an apocalyptic number.

22054747559 is a deficient number, since it is larger than the sum of its proper divisors (1696519057).

22054747559 is a wasteful number, since it uses less digits than its factorization.

22054747559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696519056.

The product of its (nonzero) digits is 3528000, while the sum is 50.

The spelling of 22054747559 in words is "twenty-two billion, fifty-four million, seven hundred forty-seven thousand, five hundred fifty-nine".