40540000943944 has 16 divisors (see below), whose sum is σ = 76129986326400. Its totient is φ = 20238671256912.

The previous prime is 40540000943929. The next prime is 40540000943951. The reversal of 40540000943944 is 44934900004504.

It is a super-2 number, since 2×40540000943944² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40540000943894 and 40540000943903.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3916146384 + ... + 3916156735.

It is an arithmetic number, because the mean of its divisors is an integer number (4758124145400).

Almost surely, 2^{40540000943944} is an apocalyptic number.

It is an amenable number.

40540000943944 is a deficient number, since it is larger than the sum of its proper divisors (35589985382456).

40540000943944 is a wasteful number, since it uses less digits than its factorization.

40540000943944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7832303772 (or 7832303768 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 46.

The spelling of 40540000943944 in words is "forty trillion, five hundred forty billion, nine hundred forty-three thousand, nine hundred forty-four".