40806775338 has 64 divisors (see below), whose sum is σ = 94144792320. Its totient is φ = 11550408192.

The previous prime is 40806775327. The next prime is 40806775351. The reversal of 40806775338 is 83357760804.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2921820 + ... + 2935752.

It is an arithmetic number, because the mean of its divisors is an integer number (1471012380).

Almost surely, 2^40806775338 is an apocalyptic number.

40806775338 is an abundant number, since it is smaller than the sum of its proper divisors (53338016982).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40806775338 is a wasteful number, since it uses less digits than its factorization.

40806775338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14591.

The product of its (nonzero) digits is 3386880, while the sum is 51.

The spelling of 40806775338 in words is "forty billion, eight hundred six million, seven hundred seventy-five thousand, three hundred thirty-eight".