6551517226 has 4 divisors (see below), whose sum is σ = 9827275842. Its totient is φ = 3275758612.

The previous prime is 6551517209. The next prime is 6551517233. The reversal of 6551517226 is 6227151556.

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

It can be written as a sum of positive squares in only one way, i.e., 3843876001 + 2707641225 = 61999^2 + 52035^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1637879305 + ... + 1637879308.

Almost surely, 2^6551517226 is an apocalyptic number.

6551517226 is a deficient number, since it is larger than the sum of its proper divisors (3275758616).

6551517226 is a wasteful number, since it uses less digits than its factorization.

6551517226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275758615.

The product of its digits is 126000, while the sum is 40.

The square root of 6551517226 is about 80941.4431919768. The cubic root of 6551517226 is about 1871.1730870465.

The spelling of 6551517226 in words is "six billion, five hundred fifty-one million, five hundred seventeen thousand, two hundred twenty-six".