40134806381163 has 24 divisors (see below), whose sum is σ = 57953893400640. Its totient is φ = 24695025295200.

The previous prime is 40134806381123. The next prime is 40134806381179. The reversal of 40134806381163 is 36118360843104.

It is a happy number.

It is not a de Polignac number, because 40134806381163 - 2⁴² = 35736759870059 is a prime.

It is a super-2 number, since 2×40134806381163² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40134806381123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1534473 + ... + 9089786.

It is an arithmetic number, because the mean of its divisors is an integer number (2414745558360).

Almost surely, 2^{40134806381163} is an apocalyptic number.

40134806381163 is a deficient number, since it is larger than the sum of its proper divisors (17819087019477).

40134806381163 is a wasteful number, since it uses less digits than its factorization.

40134806381163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10631739 (or 10631726 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 48.

The spelling of 40134806381163 in words is "forty trillion, one hundred thirty-four billion, eight hundred six million, three hundred eighty-one thousand, one hundred sixty-three".