10140670718447 has 4 divisors (see below), whose sum is σ = 10581569445360. Its totient is φ = 9699771991536.

The previous prime is 10140670718407. The next prime is 10140670718593. The reversal of 10140670718447 is 74481707604101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10140670718447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10140670718395 and 10140670718404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10140670718407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220449363422 + ... + 220449363467.

It is an arithmetic number, because the mean of its divisors is an integer number (2645392361340).

Almost surely, 2^{10140670718447} is an apocalyptic number.

10140670718447 is a deficient number, since it is larger than the sum of its proper divisors (440898726913).

10140670718447 is an equidigital number, since it uses as much as digits as its factorization.

10140670718447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440898726912.

The product of its (nonzero) digits is 1053696, while the sum is 50.

The spelling of 10140670718447 in words is "ten trillion, one hundred forty billion, six hundred seventy million, seven hundred eighteen thousand, four hundred forty-seven".