40056668846081 has 8 divisors (see below), whose sum is σ = 40225693482240. Its totient is φ = 39887656072992.

The previous prime is 40056668846071. The next prime is 40056668846143. The reversal of 40056668846081 is 18064886665004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40056668846081 is a prime.

It is a super-2 number, since 2×40056668846081² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40056668846011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3834476 + ... + 9737378.

It is an arithmetic number, because the mean of its divisors is an integer number (5028211685280).

Almost surely, 2^{40056668846081} is an apocalyptic number.

It is an amenable number.

40056668846081 is a deficient number, since it is larger than the sum of its proper divisors (169024636159).

40056668846081 is a wasteful number, since it uses less digits than its factorization.

40056668846081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5931535.

The product of its (nonzero) digits is 53084160, while the sum is 62.

The spelling of 40056668846081 in words is "forty trillion, fifty-six billion, six hundred sixty-eight million, eight hundred forty-six thousand, eighty-one".