2156083555227 has 16 divisors (see below), whose sum is σ = 3285561399552. Its totient is φ = 1232009966880.

The previous prime is 2156083555181. The next prime is 2156083555261. The reversal of 2156083555227 is 7225553806512.

It is not a de Polignac number, because 2156083555227 - 2¹⁶ = 2156083489691 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2156083555227.

It is not an unprimeable number, because it can be changed into a prime (2156083555027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 865549 + ... + 2249742.

It is an arithmetic number, because the mean of its divisors is an integer number (205347587472).

Almost surely, 2^{2156083555227} is an apocalyptic number.

2156083555227 is a deficient number, since it is larger than the sum of its proper divisors (1129477844325).

2156083555227 is a wasteful number, since it uses less digits than its factorization.

2156083555227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3148258.

The product of its (nonzero) digits is 5040000, while the sum is 51.

The spelling of 2156083555227 in words is "two trillion, one hundred fifty-six billion, eighty-three million, five hundred fifty-five thousand, two hundred twenty-seven".