5551616222 has 16 divisors (see below), whose sum is σ = 8660783472. Its totient is φ = 2666805120.

The previous prime is 5551616219. The next prime is 5551616233. The reversal of 5551616222 is 2226161555.

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, 523883 + ... + 534374.

It is an arithmetic number, because the mean of its divisors is an integer number (541298967).

Almost surely, 2^5551616222 is an apocalyptic number.

5551616222 is a deficient number, since it is larger than the sum of its proper divisors (3109167250).

5551616222 is a wasteful number, since it uses less digits than its factorization.

5551616222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1058363.

The product of its digits is 36000, while the sum is 35.

The square root of 5551616222 is about 74509.1687109714. The cubic root of 5551616222 is about 1770.6788996651.

Adding to 5551616222 its reverse (2226161555), we get a palindrome (7777777777).

The spelling of 5551616222 in words is "five billion, five hundred fifty-one million, six hundred sixteen thousand, two hundred twenty-two".