711859875991 has 16 divisors (see below), whose sum is σ = 801201570048. Its totient is φ = 632095399320.

The previous prime is 711859875971. The next prime is 711859876009. The reversal of 711859875991 is 199578958117.

It is not a de Polignac number, because 711859875991 - 2⁷ = 711859875863 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 711859875991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (711859875971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6161731 + ... + 6276196.

It is an arithmetic number, because the mean of its divisors is an integer number (50075098128).

Almost surely, 2^711859875991 is an apocalyptic number.

711859875991 is a deficient number, since it is larger than the sum of its proper divisors (89341694057).

711859875991 is a wasteful number, since it uses less digits than its factorization.

711859875991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12438003 (or 12437981 counting only the distinct ones).

The product of its digits is 57153600, while the sum is 70.

The spelling of 711859875991 in words is "seven hundred eleven billion, eight hundred fifty-nine million, eight hundred seventy-five thousand, nine hundred ninety-one".