5871644923 has 4 divisors (see below), whose sum is σ = 5871805488. Its totient is φ = 5871484360.

The previous prime is 5871644921. The next prime is 5871644941. The reversal of 5871644923 is 3294461785.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3294461785 = 5 ⋅658892357.

It is a cyclic number.

It is not a de Polignac number, because 5871644923 - 2¹ = 5871644921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5871644921) 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, 4218 + ... + 108448.

It is an arithmetic number, because the mean of its divisors is an integer number (1467951372).

Almost surely, 2^5871644923 is an apocalyptic number.

5871644923 is a deficient number, since it is larger than the sum of its proper divisors (160565).

5871644923 is a wasteful number, since it uses less digits than its factorization.

5871644923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160564.

The product of its digits is 1451520, while the sum is 49.

The square root of 5871644923 is about 76626.6593490803. The cubic root of 5871644923 is about 1804.0694884394.

The spelling of 5871644923 in words is "five billion, eight hundred seventy-one million, six hundred forty-four thousand, nine hundred twenty-three".