1805869038122 has 16 divisors (see below), whose sum is σ = 2724018336000. Its totient is φ = 897873706800.

The previous prime is 1805869038119. The next prime is 1805869038133. The reversal of 1805869038122 is 2218309685081.

It is a super-2 number, since 2×1805869038122² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2359622 + ... + 3029777.

It is an arithmetic number, because the mean of its divisors is an integer number (170251146000).

Almost surely, 2^{1805869038122} is an apocalyptic number.

1805869038122 is a deficient number, since it is larger than the sum of its proper divisors (918149297878).

1805869038122 is a wasteful number, since it uses less digits than its factorization.

1805869038122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5390341.

The product of its (nonzero) digits is 1658880, while the sum is 53.

The spelling of 1805869038122 in words is "one trillion, eight hundred five billion, eight hundred sixty-nine million, thirty-eight thousand, one hundred twenty-two".