71200216506 has 8 divisors (see below), whose sum is σ = 142400433024. Its totient is φ = 23733405500.

The previous prime is 71200216489. The next prime is 71200216513. The reversal of 71200216506 is 60561200217.

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

71200216506 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5933351370 + ... + 5933351381.

It is an arithmetic number, because the mean of its divisors is an integer number (17800054128).

Almost surely, 2^71200216506 is an apocalyptic number.

71200216506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

71200216506 is a wasteful number, since it uses less digits than its factorization.

71200216506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11866702756.

The product of its (nonzero) digits is 5040, while the sum is 30.

The spelling of 71200216506 in words is "seventy-one billion, two hundred million, two hundred sixteen thousand, five hundred six".