1078143126818 has 8 divisors (see below), whose sum is σ = 1627515421212. Its totient is φ = 535637986416.

The previous prime is 1078143126787. The next prime is 1078143126857. The reversal of 1078143126818 is 8186213418701.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1011567258289 + 66575868529 = 1005767^2 + 258023^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 1716788105 + ... + 1716788732.

Almost surely, 2^{1078143126818} is an apocalyptic number.

1078143126818 is a deficient number, since it is larger than the sum of its proper divisors (549372294394).

1078143126818 is a wasteful number, since it uses less digits than its factorization.

1078143126818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3433576996.

The product of its (nonzero) digits is 516096, while the sum is 50.

The spelling of 1078143126818 in words is "one trillion, seventy-eight billion, one hundred forty-three million, one hundred twenty-six thousand, eight hundred eighteen".