1078713243564 has 144 divisors (see below), whose sum is σ = 2789808829920. Its totient is φ = 324152576000.

The previous prime is 1078713243523. The next prime is 1078713243577. The reversal of 1078713243564 is 4653423178701.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 100724242 + ... + 100734950.

It is an arithmetic number, because the mean of its divisors is an integer number (19373672430).

Almost surely, 2^{1078713243564} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1078713243564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1394904414960).

1078713243564 is an abundant number, since it is smaller than the sum of its proper divisors (1711095586356).

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

1078713243564 is a wasteful number, since it uses less digits than its factorization.

1078713243564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11312 (or 11299 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 51.

The spelling of 1078713243564 in words is "one trillion, seventy-eight billion, seven hundred thirteen million, two hundred forty-three thousand, five hundred sixty-four".