51043574683 has 4 divisors (see below), whose sum is σ = 51044411520. Its totient is φ = 51042737848.

The previous prime is 51043574663. The next prime is 51043574707. The reversal of 51043574683 is 38647534015.

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 51043574683 - 2²⁵ = 51010020251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51043574623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319060 + ... + 451537.

It is an arithmetic number, because the mean of its divisors is an integer number (12761102880).

Almost surely, 2^51043574683 is an apocalyptic number.

51043574683 is a deficient number, since it is larger than the sum of its proper divisors (836837).

51043574683 is an equidigital number, since it uses as much as digits as its factorization.

51043574683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836836.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 51043574683 in words is "fifty-one billion, forty-three million, five hundred seventy-four thousand, six hundred eighty-three".