71063737777772 has 12 divisors (see below), whose sum is σ = 124361650465416. Its totient is φ = 35531837644800.

The previous prime is 71063737777667. The next prime is 71063737777801. The reversal of 71063737777772 is 27777773736017.

It is a junction number, because it is equal to n+sod(n) for n = 71063737777696 and 71063737777705.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2254229 + ... + 12132972.

It is an arithmetic number, because the mean of its divisors is an integer number (10363470872118).

Almost surely, 2^{71063737777772} is an apocalyptic number.

It is an amenable number.

71063737777772 is a deficient number, since it is larger than the sum of its proper divisors (53297912687644).

71063737777772 is a wasteful number, since it uses less digits than its factorization.

71063737777772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15622048 (or 15622046 counting only the distinct ones).

The product of its (nonzero) digits is 622598508, while the sum is 71.

The spelling of 71063737777772 in words is "seventy-one trillion, sixty-three billion, seven hundred thirty-seven million, seven hundred seventy-seven thousand, seven hundred seventy-two".