1081796160 has 224 divisors, whose sum is σ = 3651747840. Its totient is φ = 270563328.

The previous prime is 1081796159. The next prime is 1081796189. The reversal of 1081796160 is 616971801.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2316247 + ... + 2316713.

Almost surely, 2^1081796160 is an apocalyptic number.

1081796160 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 1081796160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1825873920).

1081796160 is an abundant number, since it is smaller than the sum of its proper divisors (2569951680).

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

1081796160 is a wasteful number, since it uses less digits than its factorization.

1081796160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633 (or 623 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 39.

The square root of 1081796160 is about 32890.6698016322. The cubic root of 1081796160 is about 1026.5540289838.

The spelling of 1081796160 in words is "one billion, eighty-one million, seven hundred ninety-six thousand, one hundred sixty".