71216853000 has 128 divisors (see below), whose sum is σ = 222292062720. Its totient is φ = 18983001600.

The previous prime is 71216852963. The next prime is 71216853013. The reversal of 71216853000 is 35861217.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10775697 + ... + 10782303.

It is an arithmetic number, because the mean of its divisors is an integer number (1736656740).

Almost surely, 2^71216853000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 71216853000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111146031360).

71216853000 is an abundant number, since it is smaller than the sum of its proper divisors (151075209720).

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

71216853000 is a wasteful number, since it uses less digits than its factorization.

71216853000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10224 (or 10210 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The spelling of 71216853000 in words is "seventy-one billion, two hundred sixteen million, eight hundred fifty-three thousand".