3311805555881 has 8 divisors (see below), whose sum is σ = 3312831777024. Its totient is φ = 3310779458880.

The previous prime is 3311805555871. The next prime is 3311805555913. The reversal of 3311805555881 is 1885555081133.

It is a happy number.

3311805555881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3311805555881 - 2²² = 3311801361577 is a prime.

It is a super-2 number, since 2×3311805555881² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3311805555871) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91108196 + ... + 91144538.

It is an arithmetic number, because the mean of its divisors is an integer number (414103972128).

Almost surely, 2^{3311805555881} is an apocalyptic number.

It is an amenable number.

3311805555881 is a deficient number, since it is larger than the sum of its proper divisors (1026221143).

3311805555881 is a wasteful number, since it uses less digits than its factorization.

3311805555881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62071.

The product of its (nonzero) digits is 2880000, while the sum is 53.

The spelling of 3311805555881 in words is "three trillion, three hundred eleven billion, eight hundred five million, five hundred fifty-five thousand, eight hundred eighty-one".