1085387875740 has 144 divisors (see below), whose sum is σ = 3763189946880. Its totient is φ = 248054901120.

The previous prime is 1085387875739. The next prime is 1085387875757. The reversal of 1085387875740 is 475787835801.

1085387875740 is a `hidden beast` number, since 1 + 0 + 8 + 53 + 8 + 7 + 8 + 7 + 574 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9872875 + ... + 9982205.

It is an arithmetic number, because the mean of its divisors is an integer number (26133263520).

Almost surely, 2^{1085387875740} is an apocalyptic number.

1085387875740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1085387875740 is an abundant number, since it is smaller than the sum of its proper divisors (2677802071140).

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

1085387875740 is a wasteful number, since it uses less digits than its factorization.

1085387875740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117232 (or 117227 counting only the distinct ones).

The product of its (nonzero) digits is 52684800, while the sum is 63.

The spelling of 1085387875740 in words is "one trillion, eighty-five billion, three hundred eighty-seven million, eight hundred seventy-five thousand, seven hundred forty".