711331734821387 has 8 divisors (see below), whose sum is σ = 721116605316240. Its totient is φ = 701547961628160.

The previous prime is 711331734821359. The next prime is 711331734821431. The reversal of 711331734821387 is 783128437133117.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-711331734821387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (711331734821327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273019937 + ... + 275613042.

It is an arithmetic number, because the mean of its divisors is an integer number (90139575664530).

Almost surely, 2^{711331734821387} is an apocalyptic number.

711331734821387 is a deficient number, since it is larger than the sum of its proper divisors (9784870494853).

711331734821387 is a wasteful number, since it uses less digits than its factorization.

711331734821387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548650813.

The product of its digits is 14224896, while the sum is 59.

The spelling of 711331734821387 in words is "seven hundred eleven trillion, three hundred thirty-one billion, seven hundred thirty-four million, eight hundred twenty-one thousand, three hundred eighty-seven".