71022064000 has 128 divisors (see below), whose sum is σ = 177048050400. Its totient is φ = 28333312000.

The previous prime is 71022063977. The next prime is 71022064063. The reversal of 71022064000 is 46022017.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6218295 + ... + 6229705.

Almost surely, 2^71022064000 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 71022064000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88524025200).

71022064000 is an abundant number, since it is smaller than the sum of its proper divisors (106025986400).

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

71022064000 is a wasteful number, since it uses less digits than its factorization.

71022064000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11829 (or 11807 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

Adding to 71022064000 its reverse (46022017), we get a palindrome (71068086017).

The spelling of 71022064000 in words is "seventy-one billion, twenty-two million, sixty-four thousand".