2056034193887 has 4 divisors (see below), whose sum is σ = 2060121737520. Its totient is φ = 2051946650256.

The previous prime is 2056034193881. The next prime is 2056034193919. The reversal of 2056034193887 is 7883914306502.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2056034193887 - 2¹⁴ = 2056034177503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056034193881) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 2043771062 + ... + 2043772067.

It is an arithmetic number, because the mean of its divisors is an integer number (515030434380).

It is a 1-persistent number, because it is pandigital, but 2⋅2056034193887 = 4112068387774 is not.

Almost surely, 2^{2056034193887} is an apocalyptic number.

2056034193887 is a deficient number, since it is larger than the sum of its proper divisors (4087543633).

2056034193887 is an equidigital number, since it uses as much as digits as its factorization.

2056034193887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4087543632.

The product of its (nonzero) digits is 8709120, while the sum is 56.

The spelling of 2056034193887 in words is "two trillion, fifty-six billion, thirty-four million, one hundred ninety-three thousand, eight hundred eighty-seven".