1085829987180 has 48 divisors (see below), whose sum is σ = 3138398936064. Its totient is φ = 280214189760.

The previous prime is 1085829987139. The next prime is 1085829987191. The reversal of 1085829987180 is 817899285801.

It is a super-2 number, since 2×1085829987180² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 291887922 + ... + 291891641.

It is an arithmetic number, because the mean of its divisors is an integer number (65383311168).

Almost surely, 2^{1085829987180} is an apocalyptic number.

1085829987180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1085829987180 is an abundant number, since it is smaller than the sum of its proper divisors (2052568948884).

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

1085829987180 is a wasteful number, since it uses less digits than its factorization.

1085829987180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583779606 (or 583779604 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 66.

The spelling of 1085829987180 in words is "one trillion, eighty-five billion, eight hundred twenty-nine million, nine hundred eighty-seven thousand, one hundred eighty".