1085547042240 has 112 divisors (see below), whose sum is σ = 3446859816960. Its totient is φ = 289458385920.

The previous prime is 1085547042143. The next prime is 1085547042329. The reversal of 1085547042240 is 422407455801.

It is a super-3 number, since 3×1085547042240³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1085547042192 and 1085547042201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17047581 + ... + 17111139.

It is an arithmetic number, because the mean of its divisors is an integer number (30775534080).

Almost surely, 2^{1085547042240} is an apocalyptic number.

1085547042240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1085547042240 is an abundant number, since it is smaller than the sum of its proper divisors (2361312774720).

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

1085547042240 is a wasteful number, since it uses less digits than its factorization.

1085547042240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81370 (or 81360 counting only the distinct ones).

The product of its (nonzero) digits is 358400, while the sum is 42.

The spelling of 1085547042240 in words is "one trillion, eighty-five billion, five hundred forty-seven million, forty-two thousand, two hundred forty".