40566934418 has 16 divisors (see below), whose sum is σ = 61591634496. Its totient is φ = 20036454000.

The previous prime is 40566934379. The next prime is 40566934433. The reversal of 40566934418 is 81443966504.

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 7 ways as a sum of consecutive naturals, for example, 2044043 + ... + 2063793.

It is an arithmetic number, because the mean of its divisors is an integer number (3849477156).

Almost surely, 2^40566934418 is an apocalyptic number.

40566934418 is a deficient number, since it is larger than the sum of its proper divisors (21024700078).

40566934418 is a wasteful number, since it uses less digits than its factorization.

40566934418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32209.

The product of its (nonzero) digits is 2488320, while the sum is 50.

The spelling of 40566934418 in words is "forty billion, five hundred sixty-six million, nine hundred thirty-four thousand, four hundred eighteen".