1808066161326 has 16 divisors (see below), whose sum is σ = 3617855136000. Its totient is φ = 602401584888.

The previous prime is 1808066161283. The next prime is 1808066161337. The reversal of 1808066161326 is 6231616608081.

It is a congruent number.

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, 71770246 + ... + 71795433.

It is an arithmetic number, because the mean of its divisors is an integer number (226115946000).

Almost surely, 2^{1808066161326} is an apocalyptic number.

1808066161326 is an abundant number, since it is smaller than the sum of its proper divisors (1809788974674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1808066161326 is a wasteful number, since it uses less digits than its factorization.

1808066161326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143567783.

The product of its (nonzero) digits is 497664, while the sum is 48.

The spelling of 1808066161326 in words is "one trillion, eight hundred eight billion, sixty-six million, one hundred sixty-one thousand, three hundred twenty-six".