1804006281122 has 16 divisors (see below), whose sum is σ = 2712946025400. Its totient is φ = 899691141888.

The previous prime is 1804006281097. The next prime is 1804006281139. The reversal of 1804006281122 is 2211826004081.

It can be written as a sum of positive squares in 4 ways, for example, as 1631441643841 + 172564637281 = 1277279^2 + 415409^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 26912504 + ... + 26979452.

Almost surely, 2^{1804006281122} is an apocalyptic number.

1804006281122 is a deficient number, since it is larger than the sum of its proper divisors (908939744278).

1804006281122 is a wasteful number, since it uses less digits than its factorization.

1804006281122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101285.

The product of its (nonzero) digits is 12288, while the sum is 35.

The spelling of 1804006281122 in words is "one trillion, eight hundred four billion, six million, two hundred eighty-one thousand, one hundred twenty-two".