551442223445 has 16 divisors (see below), whose sum is σ = 662335133760. Its totient is φ = 440750956800.

The previous prime is 551442223441. The next prime is 551442223457. The reversal of 551442223445 is 544322244155.

It is not a de Polignac number, because 551442223445 - 2² = 551442223441 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551442223441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48319790 + ... + 48331200.

It is an arithmetic number, because the mean of its divisors is an integer number (41395945860).

Almost surely, 2^551442223445 is an apocalyptic number.

It is an amenable number.

551442223445 is a deficient number, since it is larger than the sum of its proper divisors (110892910315).

551442223445 is a wasteful number, since it uses less digits than its factorization.

551442223445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19396.

The product of its digits is 768000, while the sum is 41.

The spelling of 551442223445 in words is "five hundred fifty-one billion, four hundred forty-two million, two hundred twenty-three thousand, four hundred forty-five".