1085300399885 has 16 divisors (see below), whose sum is σ = 1402930123056. Its totient is φ = 801230850048.

The previous prime is 1085300399831. The next prime is 1085300399891. The reversal of 1085300399885 is 5889930035801.

It can be written as a sum of positive squares in 8 ways, for example, as 133860125161 + 951440274724 = 365869^2 + 975418^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1085300399885 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2073014 + ... + 2543223.

It is an arithmetic number, because the mean of its divisors is an integer number (87683132691).

Almost surely, 2^{1085300399885} is an apocalyptic number.

It is an amenable number.

1085300399885 is a deficient number, since it is larger than the sum of its proper divisors (317629723171).

1085300399885 is a wasteful number, since it uses less digits than its factorization.

1085300399885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4619872.

The product of its (nonzero) digits is 9331200, while the sum is 59.

The spelling of 1085300399885 in words is "one trillion, eighty-five billion, three hundred million, three hundred ninety-nine thousand, eight hundred eighty-five".