40802222066 has 16 divisors (see below), whose sum is σ = 61612382040. Its totient is φ = 20265189120.

The previous prime is 40802222057. The next prime is 40802222099. The reversal of 40802222066 is 66022220804.

It can be written as a sum of positive squares in 4 ways, for example, as 29444844025 + 11357378041 = 171595^2 + 106571^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84740 + ... + 297968.

Almost surely, 2^40802222066 is an apocalyptic number.

40802222066 is a deficient number, since it is larger than the sum of its proper divisors (20810159974).

40802222066 is a wasteful number, since it uses less digits than its factorization.

40802222066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213869.

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 40802222066 in words is "forty billion, eight hundred two million, two hundred twenty-two thousand, sixty-six".