71509060006 has 4 divisors (see below), whose sum is σ = 107263590012. Its totient is φ = 35754530002.

The previous prime is 71509059943. The next prime is 71509060013. The reversal of 71509060006 is 60006090517.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×71509060006³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17877265000 + ... + 17877265003.

It is an arithmetic number, because the mean of its divisors is an integer number (26815897503).

Almost surely, 2^71509060006 is an apocalyptic number.

71509060006 is a deficient number, since it is larger than the sum of its proper divisors (35754530006).

71509060006 is a wasteful number, since it uses less digits than its factorization.

71509060006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35754530005.

The product of its (nonzero) digits is 11340, while the sum is 34.

The spelling of 71509060006 in words is "seventy-one billion, five hundred nine million, sixty thousand, six".