140731800863 has 4 divisors (see below), whose sum is σ = 140959891920. Its totient is φ = 140503709808.

The previous prime is 140731800857. The next prime is 140731800887. The reversal of 140731800863 is 368008137041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140731800863 - 2⁶ = 140731800799 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140731800863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140731800823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114044603 + ... + 114045836.

It is an arithmetic number, because the mean of its divisors is an integer number (35239972980).

Almost surely, 2^140731800863 is an apocalyptic number.

140731800863 is a deficient number, since it is larger than the sum of its proper divisors (228091057).

140731800863 is an equidigital number, since it uses as much as digits as its factorization.

140731800863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228091056.

The product of its (nonzero) digits is 96768, while the sum is 41.

The spelling of 140731800863 in words is "one hundred forty billion, seven hundred thirty-one million, eight hundred thousand, eight hundred sixty-three".