1082745800185 has 80 divisors (see below), whose sum is σ = 1560104341200. Its totient is φ = 720818155008.

The previous prime is 1082745800107. The next prime is 1082745800219. The reversal of 1082745800185 is 5810085472801.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 4759896064 + 1077985904121 = 68992^2 + 1038261^2 .

It is not a de Polignac number, because 1082745800185 - 2¹³ = 1082745791993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

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 79 ways as a sum of consecutive naturals, for example, 226087771 + ... + 226092559.

It is an arithmetic number, because the mean of its divisors is an integer number (19501304265).

Almost surely, 2^{1082745800185} is an apocalyptic number.

It is an amenable number.

1082745800185 is a deficient number, since it is larger than the sum of its proper divisors (477358541015).

1082745800185 is an frugal number, since it uses more digits than its factorization.

1082745800185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5368 (or 5347 counting only the distinct ones).

The product of its (nonzero) digits is 716800, while the sum is 49.

The spelling of 1082745800185 in words is "one trillion, eighty-two billion, seven hundred forty-five million, eight hundred thousand, one hundred eighty-five".