711887321397 has 8 divisors (see below), whose sum is σ = 1084780680256. Its totient is φ = 406792755072.

The previous prime is 711887321339. The next prime is 711887321407. The reversal of 711887321397 is 793123788117.

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

It is a de Polignac number, because none of the positive numbers 2^k-711887321397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (711887321317) 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, 16949698108 + ... + 16949698149.

It is an arithmetic number, because the mean of its divisors is an integer number (135597585032).

Almost surely, 2^711887321397 is an apocalyptic number.

It is an amenable number.

711887321397 is a deficient number, since it is larger than the sum of its proper divisors (372893358859).

711887321397 is a wasteful number, since it uses less digits than its factorization.

711887321397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33899396267.

The product of its digits is 3556224, while the sum is 57.

The spelling of 711887321397 in words is "seven hundred eleven billion, eight hundred eighty-seven million, three hundred twenty-one thousand, three hundred ninety-seven".