22644555544622 has 16 divisors (see below), whose sum is σ = 38332476471600. Its totient is φ = 9938049455040.

The previous prime is 22644555544591. The next prime is 22644555544643.

22644555544622 is nontrivially palindromic in base 10.

It is a pancake number, because a pancake can be divided into 22644555544622 parts by 6729718 straight cuts.

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 7 ways as a sum of consecutive naturals, for example, 17746516247 + ... + 17746517522.

It is an arithmetic number, because the mean of its divisors is an integer number (2395779779475).

Almost surely, 2^{22644555544622} is an apocalyptic number.

22644555544622 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22644555544622 is a deficient number, since it is larger than the sum of its proper divisors (15687920926978).

22644555544622 is a wasteful number, since it uses less digits than its factorization.

22644555544622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35493033811.

The product of its digits is 92160000, while the sum is 56.

The spelling of 22644555544622 in words is "twenty-two trillion, six hundred forty-four billion, five hundred fifty-five million, five hundred forty-four thousand, six hundred twenty-two".