8479726861824 has 120 divisors (see below), whose sum is σ = 24474977429760. Its totient is φ = 2826354843648.

The previous prime is 8479726861789. The next prime is 8479726861843. The reversal of 8479726861824 is 4281686279748.

8479726861824 is a `hidden beast` number, since 8 + 479 + 72 + 6 + 8 + 6 + 1 + 82 + 4 = 666.

It is a super-2 number, since 2×8479726861824² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 65401092 + ... + 65530620.

It is an arithmetic number, because the mean of its divisors is an integer number (203958145248).

Almost surely, 2^{8479726861824} is an apocalyptic number.

It is an amenable number.

8479726861824 is an abundant number, since it is smaller than the sum of its proper divisors (15995250567936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8479726861824 is a wasteful number, since it uses less digits than its factorization.

8479726861824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143760 (or 143741 counting only the distinct ones).

The product of its digits is 520224768, while the sum is 72.

The spelling of 8479726861824 in words is "eight trillion, four hundred seventy-nine billion, seven hundred twenty-six million, eight hundred sixty-one thousand, eight hundred twenty-four".