1085161382260 has 12 divisors (see below), whose sum is σ = 2278838902788. Its totient is φ = 434064552896.

The previous prime is 1085161382231. The next prime is 1085161382269. The reversal of 1085161382260 is 622831615801.

It can be written as a sum of positive squares in 2 ways, for example, as 675835256464 + 409326125796 = 822092^2 + 639786^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1085161382269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27129034537 + ... + 27129034576.

It is an arithmetic number, because the mean of its divisors is an integer number (189903241899).

Almost surely, 2^{1085161382260} is an apocalyptic number.

1085161382260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1085161382260 is an abundant number, since it is smaller than the sum of its proper divisors (1193677520528).

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

1085161382260 is a wasteful number, since it uses less digits than its factorization.

1085161382260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54258069122 (or 54258069120 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 43.

The spelling of 1085161382260 in words is "one trillion, eighty-five billion, one hundred sixty-one million, three hundred eighty-two thousand, two hundred sixty".