5171236623 has 12 divisors (see below), whose sum is σ = 8536644688. Its totient is φ = 2954992320.

The previous prime is 5171236619. The next prime is 5171236657. The reversal of 5171236623 is 3266321715.

5171236623 is a `hidden beast` number, since 5 + 1 + 7 + 1 + 23 + 6 + 623 = 666.

It is not a de Polignac number, because 5171236623 - 2² = 5171236619 is a prime.

It is a super-2 number, since 2×5171236623² = 53483376422112888258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5171236723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41041498 + ... + 41041623.

Almost surely, 2^5171236623 is an apocalyptic number.

5171236623 is a deficient number, since it is larger than the sum of its proper divisors (3365408065).

5171236623 is a wasteful number, since it uses less digits than its factorization.

5171236623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82083134 (or 82083131 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 5171236623 is about 71911.3108140854. The cubic root of 5171236623 is about 1729.2779486482.

The spelling of 5171236623 in words is "five billion, one hundred seventy-one million, two hundred thirty-six thousand, six hundred twenty-three".