8871724464506 has 8 divisors (see below), whose sum is σ = 13457110143060. Its totient is φ = 4386021083488.

The previous prime is 8871724464503. The next prime is 8871724464529. The reversal of 8871724464506 is 6054644271788.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8685640073881 + 186084390625 = 2947141^2 + 431375^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×8871724464506² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8871724464503) 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, 24920574161 + ... + 24920574516.

Almost surely, 2^{8871724464506} is an apocalyptic number.

8871724464506 is a deficient number, since it is larger than the sum of its proper divisors (4585385678554).

8871724464506 is a wasteful number, since it uses less digits than its factorization.

8871724464506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49841148768.

The product of its (nonzero) digits is 72253440, while the sum is 62.

The spelling of 8871724464506 in words is "eight trillion, eight hundred seventy-one billion, seven hundred twenty-four million, four hundred sixty-four thousand, five hundred six".