1855082136196 has 81 divisors (see below), whose sum is σ = 3518182632783. Its totient is φ = 855780636480.

The previous prime is 1855082136179. The next prime is 1855082136197. The reversal of 1855082136196 is 6916312805581.

The square root of 1855082136196 is 1362014.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 21116158596 + 1833965977600 = 145314^2 + 1354240^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1855082136197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1816926166 + ... + 1816927186.

Almost surely, 2^{1855082136196} is an apocalyptic number.

1855082136196 is the 1362014-th square number.

It is an amenable number.

1855082136196 is a deficient number, since it is larger than the sum of its proper divisors (1663100496587).

1855082136196 is an equidigital number, since it uses as much as digits as its factorization.

1855082136196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2150 (or 1075 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 55.

The spelling of 1855082136196 in words is "one trillion, eight hundred fifty-five billion, eighty-two million, one hundred thirty-six thousand, one hundred ninety-six".