71616282806223 has 20 divisors (see below), whose sum is σ = 109873763215480. Its totient is φ = 46453805061552.

The previous prime is 71616282806219. The next prime is 71616282806249. The reversal of 71616282806223 is 32260828261617.

71616282806223 is a `hidden beast` number, since 7 + 1 + 6 + 1 + 6 + 2 + 8 + 2 + 8 + 0 + 622 + 3 = 666.

It is not a de Polignac number, because 71616282806223 - 2² = 71616282806219 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 71616282806223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71616282806213) 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 19 ways as a sum of consecutive naturals, for example, 11947992133 + ... + 11947998126.

It is an arithmetic number, because the mean of its divisors is an integer number (5493688160774).

Almost surely, 2^{71616282806223} is an apocalyptic number.

71616282806223 is a deficient number, since it is larger than the sum of its proper divisors (38257480409257).

71616282806223 is a wasteful number, since it uses less digits than its factorization.

71616282806223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23895990308 (or 23895990299 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The spelling of 71616282806223 in words is "seventy-one trillion, six hundred sixteen billion, two hundred eighty-two million, eight hundred six thousand, two hundred twenty-three".