79222546226 has 32 divisors (see below), whose sum is σ = 131343258672. Its totient is φ = 35678914560.

The previous prime is 79222546211. The next prime is 79222546237. The reversal of 79222546226 is 62264522297.

It is a happy number.

It is a Cunningham number, because it is equal to 281465²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 70889595001 + 8332951225 = 266251^2 + 91285^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 439451 + ... + 592926.

Almost surely, 2^79222546226 is an apocalyptic number.

79222546226 is a deficient number, since it is larger than the sum of its proper divisors (52120712446).

79222546226 is a wasteful number, since it uses less digits than its factorization.

79222546226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032494.

The product of its digits is 1451520, while the sum is 47.

The spelling of 79222546226 in words is "seventy-nine billion, two hundred twenty-two million, five hundred forty-six thousand, two hundred twenty-six".