42773879266 has 8 divisors (see below), whose sum is σ = 66373261020. Its totient is φ = 20649458928.

The previous prime is 42773879233. The next prime is 42773879311. The reversal of 42773879266 is 66297837724.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 42718689225 + 55190041 = 206685^2 + 7429^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368740281 + ... + 368740396.

Almost surely, 2^42773879266 is an apocalyptic number.

42773879266 is a deficient number, since it is larger than the sum of its proper divisors (23599381754).

42773879266 is a wasteful number, since it uses less digits than its factorization.

42773879266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737480708.

The product of its digits is 42674688, while the sum is 61.

The spelling of 42773879266 in words is "forty-two billion, seven hundred seventy-three million, eight hundred seventy-nine thousand, two hundred sixty-six".