1084866806440 has 16 divisors (see below), whose sum is σ = 2440950314580. Its totient is φ = 433946722560.

The previous prime is 1084866806383. The next prime is 1084866806489. The reversal of 1084866806440 is 446086684801.

1084866806440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1050366715876 + 34500090564 = 1024874^2 + 185742^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13560835041 + ... + 13560835120.

Almost surely, 2^{1084866806440} is an apocalyptic number.

1084866806440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1084866806440 is an abundant number, since it is smaller than the sum of its proper divisors (1356083508140).

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

1084866806440 is a wasteful number, since it uses less digits than its factorization.

1084866806440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27121670172 (or 27121670168 counting only the distinct ones).

The product of its (nonzero) digits is 7077888, while the sum is 55.

The spelling of 1084866806440 in words is "one trillion, eighty-four billion, eight hundred sixty-six million, eight hundred six thousand, four hundred forty".