1808142064112 has 10 divisors (see below), whose sum is σ = 3503275249248. Its totient is φ = 904071032048.

The previous prime is 1808142064097. The next prime is 1808142064231. The reversal of 1808142064112 is 2114602418081.

It is a happy number.

It is a super-2 number, since 2×1808142064112² (a number of 25 digits) contains 22 as substring.

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 as a sum of consecutive naturals, namely, 56504439488 + ... + 56504439519.

Almost surely, 2^{1808142064112} is an apocalyptic number.

It is an amenable number.

1808142064112 is a deficient number, since it is larger than the sum of its proper divisors (1695133185136).

1808142064112 is a wasteful number, since it uses less digits than its factorization.

1808142064112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113008879015 (or 113008879009 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 38.

The spelling of 1808142064112 in words is "one trillion, eight hundred eight billion, one hundred forty-two million, sixty-four thousand, one hundred twelve".