22023361555 has 8 divisors (see below), whose sum is σ = 28460959632. Its totient is φ = 16263405408.

The previous prime is 22023361553. The next prime is 22023361559. The reversal of 22023361555 is 55516332022.

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

It is a cyclic number.

It is not a de Polignac number, because 22023361555 - 2¹ = 22023361553 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22023361555.

It is not an unprimeable number, because it can be changed into a prime (22023361553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169410409 + ... + 169410538.

It is an arithmetic number, because the mean of its divisors is an integer number (3557619954).

Almost surely, 2^22023361555 is an apocalyptic number.

22023361555 is a deficient number, since it is larger than the sum of its proper divisors (6437598077).

22023361555 is a wasteful number, since it uses less digits than its factorization.

22023361555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338820965.

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 22023361555 its reverse (55516332022), we get a palindrome (77539693577).

The spelling of 22023361555 in words is "twenty-two billion, twenty-three million, three hundred sixty-one thousand, five hundred fifty-five".