8140340140801 has 16 divisors (see below), whose sum is σ = 9421363445760. Its totient is φ = 6955615936080.

The previous prime is 8140340140789. The next prime is 8140340140811. The reversal of 8140340140801 is 1080410430418.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 8140340140801 - 2¹³ = 8140340132609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8140340140811) 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 15 ways as a sum of consecutive naturals, for example, 153315961 + ... + 153369046.

It is an arithmetic number, because the mean of its divisors is an integer number (588835215360).

Almost surely, 2^{8140340140801} is an apocalyptic number.

It is an amenable number.

8140340140801 is a deficient number, since it is larger than the sum of its proper divisors (1281023304959).

8140340140801 is a wasteful number, since it uses less digits than its factorization.

8140340140801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306685164.

The product of its (nonzero) digits is 12288, while the sum is 34.

It can be divided in two parts, 81403 and 40140801, that added together give a palindrome (40222204).

The spelling of 8140340140801 in words is "eight trillion, one hundred forty billion, three hundred forty million, one hundred forty thousand, eight hundred one".