40851872086 has 16 divisors (see below), whose sum is σ = 61476065280. Its totient is φ = 20359892520.

The previous prime is 40851872057. The next prime is 40851872123. The reversal of 40851872086 is 68027815804.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2344675 + ... + 2362033.

It is an arithmetic number, because the mean of its divisors is an integer number (3842254080).

Almost surely, 2^40851872086 is an apocalyptic number.

40851872086 is a deficient number, since it is larger than the sum of its proper divisors (20624193194).

40851872086 is a wasteful number, since it uses less digits than its factorization.

40851872086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21099.

The product of its (nonzero) digits is 860160, while the sum is 49.

The spelling of 40851872086 in words is "forty billion, eight hundred fifty-one million, eight hundred seventy-two thousand, eighty-six".