6551146223 has 4 divisors (see below), whose sum is σ = 6567483648. Its totient is φ = 6534808800.

The previous prime is 6551146213. The next prime is 6551146229. The reversal of 6551146223 is 3226411556.

6551146223 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 6551146223 - 2⁶ = 6551146159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6551146229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8168111 + ... + 8168912.

It is an arithmetic number, because the mean of its divisors is an integer number (1641870912).

Almost surely, 2^6551146223 is an apocalyptic number.

6551146223 is a deficient number, since it is larger than the sum of its proper divisors (16337425).

6551146223 is a wasteful number, since it uses less digits than its factorization.

6551146223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16337424.

The product of its digits is 43200, while the sum is 35.

The square root of 6551146223 is about 80939.1513607599. The cubic root of 6551146223 is about 1871.1377657659.

Adding to 6551146223 its reverse (3226411556), we get a palindrome (9777557779).

The spelling of 6551146223 in words is "six billion, five hundred fifty-one million, one hundred forty-six thousand, two hundred twenty-three".