3165856055 has 4 divisors (see below), whose sum is σ = 3799027272. Its totient is φ = 2532684840.

The previous prime is 3165856051. The next prime is 3165856063. The reversal of 3165856055 is 5506585613.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5506585613 = 46261 ⋅119033.

It is not a de Polignac number, because 3165856055 - 2² = 3165856051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3165855997 and 3165856015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3165856051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 316585601 + ... + 316585610.

It is an arithmetic number, because the mean of its divisors is an integer number (949756818).

Almost surely, 2^3165856055 is an apocalyptic number.

3165856055 is a deficient number, since it is larger than the sum of its proper divisors (633171217).

3165856055 is an equidigital number, since it uses as much as digits as its factorization.

3165856055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633171216.

The product of its (nonzero) digits is 540000, while the sum is 44.

The square root of 3165856055 is about 56265.9404524620. The cubic root of 3165856055 is about 1468.3527068359.

The spelling of 3165856055 in words is "three billion, one hundred sixty-five million, eight hundred fifty-six thousand, fifty-five".