8149843170418 has 16 divisors (see below), whose sum is σ = 12819545475480. Its totient is φ = 3880511058816.

The previous prime is 8149843170409. The next prime is 8149843170467. The reversal of 8149843170418 is 8140713489418.

It can be written as a sum of positive squares in 4 ways, for example, as 7043785004169 + 1106058166249 = 2654013^2 + 1051693^2 .

It is a Harshad number since it is a multiple of its sum of digits (58).

It is an unprimeable number.

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, 962424105 + ... + 962432572.

Almost surely, 2^{8149843170418} is an apocalyptic number.

8149843170418 is a deficient number, since it is larger than the sum of its proper divisors (4669702305062).

8149843170418 is a wasteful number, since it uses less digits than its factorization.

8149843170418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1924856781.

The product of its (nonzero) digits is 6193152, while the sum is 58.

The spelling of 8149843170418 in words is "eight trillion, one hundred forty-nine billion, eight hundred forty-three million, one hundred seventy thousand, four hundred eighteen".