40816044856 has 32 divisors (see below), whose sum is σ = 77780328480. Its totient is φ = 20077200000.

The previous prime is 40816044851. The next prime is 40816044859. The reversal of 40816044856 is 65844061804.

It is a super-3 number, since 3×40816044856³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40816044851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34020 + ... + 287731.

It is an arithmetic number, because the mean of its divisors is an integer number (2430635265).

Almost surely, 2^40816044856 is an apocalyptic number.

It is an amenable number.

40816044856 is a deficient number, since it is larger than the sum of its proper divisors (36964283624).

40816044856 is a wasteful number, since it uses less digits than its factorization.

40816044856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322015 (or 322011 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 46.

The spelling of 40816044856 in words is "forty billion, eight hundred sixteen million, forty-four thousand, eight hundred fifty-six".