1085427612180 has 72 divisors (see below), whose sum is σ = 3312179200512. Its totient is φ = 287714137536.

The previous prime is 1085427612161. The next prime is 1085427612239. The reversal of 1085427612180 is 812167245801.

1085427612180 is a `hidden beast` number, since 1 + 0 + 8 + 5 + 4 + 27 + 612 + 1 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18024292 + ... + 18084411.

It is an arithmetic number, because the mean of its divisors is an integer number (46002488896).

Almost surely, 2^{1085427612180} is an apocalyptic number.

1085427612180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1085427612180 is an abundant number, since it is smaller than the sum of its proper divisors (2226751588332).

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

1085427612180 is a wasteful number, since it uses less digits than its factorization.

1085427612180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36108885 (or 36108880 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 45.

The spelling of 1085427612180 in words is "one trillion, eighty-five billion, four hundred twenty-seven million, six hundred twelve thousand, one hundred eighty".