1071078989814 has 24 divisors (see below), whose sum is σ = 2325749217480. Its totient is φ = 356245087968.

The previous prime is 1071078989749. The next prime is 1071078989857. The reversal of 1071078989814 is 4189898701701.

It is a super-2 number, since 2×1071078989814² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65095044 + ... + 65111495.

It is an arithmetic number, because the mean of its divisors is an integer number (96906217395).

Almost surely, 2^{1071078989814} is an apocalyptic number.

1071078989814 is an abundant number, since it is smaller than the sum of its proper divisors (1254670227666).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1071078989814 is a wasteful number, since it uses less digits than its factorization.

1071078989814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130207004 (or 130207001 counting only the distinct ones).

The product of its (nonzero) digits is 8128512, while the sum is 63.

The spelling of 1071078989814 in words is "one trillion, seventy-one billion, seventy-eight million, nine hundred eighty-nine thousand, eight hundred fourteen".