222553144551 has 8 divisors (see below), whose sum is σ = 297892147824. Its totient is φ = 147791452160.

The previous prime is 222553144547. The next prime is 222553144589. The reversal of 222553144551 is 155441355222.

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 222553144551 - 2² = 222553144547 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222553144511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144326820 + ... + 144328361.

It is an arithmetic number, because the mean of its divisors is an integer number (37236518478).

Almost surely, 2^222553144551 is an apocalyptic number.

222553144551 is a deficient number, since it is larger than the sum of its proper divisors (75339003273).

222553144551 is a wasteful number, since it uses less digits than its factorization.

222553144551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288655441.

The product of its digits is 240000, while the sum is 39.

Adding to 222553144551 its reverse (155441355222), we get a palindrome (377994499773).

The spelling of 222553144551 in words is "two hundred twenty-two billion, five hundred fifty-three million, one hundred forty-four thousand, five hundred fifty-one".