5231954472671 has 4 divisors (see below), whose sum is σ = 5235111960432. Its totient is φ = 5228796984912.

The previous prime is 5231954472649. The next prime is 5231954472673. The reversal of 5231954472671 is 1762744591325.

5231954472671 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5231954472671 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 (5231954472673) 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, 1578741395 + ... + 1578744708.

It is an arithmetic number, because the mean of its divisors is an integer number (1308777990108).

Almost surely, 2^{5231954472671} is an apocalyptic number.

5231954472671 is a deficient number, since it is larger than the sum of its proper divisors (3157487761).

5231954472671 is a wasteful number, since it uses less digits than its factorization.

5231954472671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3157487760.

The product of its digits is 12700800, while the sum is 56.

The spelling of 5231954472671 in words is "five trillion, two hundred thirty-one billion, nine hundred fifty-four million, four hundred seventy-two thousand, six hundred seventy-one".