1085803958295 has 72 divisors (see below), whose sum is σ = 2191029098544. Its totient is φ = 495983513088.

The previous prime is 1085803958263. The next prime is 1085803958311. The reversal of 1085803958295 is 5928593085801.

1085803958295 is a `hidden beast` number, since 1 + 0 + 8 + 5 + 80 + 395 + 82 + 95 = 666.

It is not a de Polignac number, because 1085803958295 - 2⁵ = 1085803958263 is a prime.

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

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2670052 + ... + 3049718.

It is an arithmetic number, because the mean of its divisors is an integer number (30430959702).

Almost surely, 2^{1085803958295} is an apocalyptic number.

1085803958295 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1085803958295 is an abundant number, since it is smaller than the sum of its proper divisors (1105225140249).

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

1085803958295 is a wasteful number, since it uses less digits than its factorization.

1085803958295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380989 (or 380979 counting only the distinct ones).

The product of its (nonzero) digits is 31104000, while the sum is 63.

The spelling of 1085803958295 in words is "one trillion, eighty-five billion, eight hundred three million, nine hundred fifty-eight thousand, two hundred ninety-five".