40585354638888 has 16 divisors (see below), whose sum is σ = 101463386597280. Its totient is φ = 13528451546288.

The previous prime is 40585354638883. The next prime is 40585354638901. The reversal of 40585354638888 is 88883645358504.

It is a super-2 number, since 2×40585354638888² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40585354638883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 845528221620 + ... + 845528221667.

It is an arithmetic number, because the mean of its divisors is an integer number (6341461662330).

Almost surely, 2^{40585354638888} is an apocalyptic number.

It is an amenable number.

40585354638888 is an abundant number, since it is smaller than the sum of its proper divisors (60878031958392).

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

40585354638888 is a wasteful number, since it uses less digits than its factorization.

40585354638888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691056443296 (or 1691056443292 counting only the distinct ones).

The product of its (nonzero) digits is 3538944000, while the sum is 75.

The spelling of 40585354638888 in words is "forty trillion, five hundred eighty-five billion, three hundred fifty-four million, six hundred thirty-eight thousand, eight hundred eighty-eight".