1078684114816 has 128 divisors (see below), whose sum is σ = 2682081480960. Its totient is φ = 419814420480.

The previous prime is 1078684114771. The next prime is 1078684114817. The reversal of 1078684114816 is 6184114868701.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1078684114817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9176671 + ... + 9293473.

It is an arithmetic number, because the mean of its divisors is an integer number (20953761570).

Almost surely, 2^{1078684114816} is an apocalyptic number.

1078684114816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1078684114816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1341040740480).

1078684114816 is an abundant number, since it is smaller than the sum of its proper divisors (1603397366144).

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

1078684114816 is a wasteful number, since it uses less digits than its factorization.

1078684114816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117772 (or 117760 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 55.

The spelling of 1078684114816 in words is "one trillion, seventy-eight billion, six hundred eighty-four million, one hundred fourteen thousand, eight hundred sixteen".