6551565334222 has 4 divisors (see below), whose sum is σ = 9827348001336. Its totient is φ = 3275782667110.

The previous prime is 6551565334073. The next prime is 6551565334229. The reversal of 6551565334222 is 2224335651556.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6551565334229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1637891333554 + ... + 1637891333557.

It is an arithmetic number, because the mean of its divisors is an integer number (2456837000334).

Almost surely, 2^{6551565334222} is an apocalyptic number.

6551565334222 is a deficient number, since it is larger than the sum of its proper divisors (3275782667114).

6551565334222 is a wasteful number, since it uses less digits than its factorization.

6551565334222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3275782667113.

The product of its digits is 6480000, while the sum is 49.

The spelling of 6551565334222 in words is "six trillion, five hundred fifty-one billion, five hundred sixty-five million, three hundred thirty-four thousand, two hundred twenty-two".