22047351266 has 4 divisors (see below), whose sum is σ = 33071026902. Its totient is φ = 11023675632.

The previous prime is 22047351259. The next prime is 22047351269. The reversal of 22047351266 is 66215374022.

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., 13662103225 + 8385248041 = 116885^2 + 91571^2 .

It is not an unprimeable number, because it can be changed into a prime (22047351269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5511837815 + ... + 5511837818.

Almost surely, 2^22047351266 is an apocalyptic number.

22047351266 is a deficient number, since it is larger than the sum of its proper divisors (11023675636).

22047351266 is a wasteful number, since it uses less digits than its factorization.

22047351266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11023675635.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 22047351266 in words is "twenty-two billion, forty-seven million, three hundred fifty-one thousand, two hundred sixty-six".