71126812710 has 48 divisors (see below), whose sum is σ = 189440203680. Its totient is φ = 18504535680.

The previous prime is 71126812709. The next prime is 71126812781. The reversal of 71126812710 is 1721862117.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9634090 + ... + 9641469.

It is an arithmetic number, because the mean of its divisors is an integer number (3946670910).

Almost surely, 2^71126812710 is an apocalyptic number.

71126812710 is an abundant number, since it is smaller than the sum of its proper divisors (118313390970).

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

71126812710 is a wasteful number, since it uses less digits than its factorization.

71126812710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19275613 (or 19275610 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 36.

The spelling of 71126812710 in words is "seventy-one billion, one hundred twenty-six million, eight hundred twelve thousand, seven hundred ten".