1093814772780 has 96 divisors (see below), whose sum is σ = 3140308362240. Its totient is φ = 284340352000.

The previous prime is 1093814772709. The next prime is 1093814772781. The reversal of 1093814772780 is 872774183901.

It is a self number, because there is not a number n which added to its sum of digits gives 1093814772780.

It is not an unprimeable number, because it can be changed into a prime (1093814772781) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64845 + ... + 1480484.

It is an arithmetic number, because the mean of its divisors is an integer number (32711545440).

Almost surely, 2^{1093814772780} is an apocalyptic number.

1093814772780 is a gapful number since it is divisible by the number (10) 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 1093814772780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1570154181120).

1093814772780 is an abundant number, since it is smaller than the sum of its proper divisors (2046493589460).

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

1093814772780 is a wasteful number, since it uses less digits than its factorization.

1093814772780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545639 (or 1545637 counting only the distinct ones).

The product of its (nonzero) digits is 4741632, while the sum is 57.

The spelling of 1093814772780 in words is "one trillion, ninety-three billion, eight hundred fourteen million, seven hundred seventy-two thousand, seven hundred eighty".