711537799729 has 3 divisors (see below), whose sum is σ = 711538643257. Its totient is φ = 711536956202.

The previous prime is 711537799711. The next prime is 711537799733. The reversal of 711537799729 is 927997735117.

The square root of 711537799729 is 843527.

It is a perfect power (a square), and thus also a powerful number.

711537799729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 927997735117 = 311 ⋅2983915547.

It is not a de Polignac number, because 711537799729 - 2¹¹ = 711537797681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (711537799759) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 421764 + ... + 1265290.

Almost surely, 2^711537799729 is an apocalyptic number.

711537799729 is the 843527-th square number.

711537799729 is the 421764-th centered octagonal number.

It is an amenable number.

711537799729 is a deficient number, since it is larger than the sum of its proper divisors (843528).

711537799729 is an frugal number, since it uses more digits than its factorization.

711537799729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1687054 (or 843527 counting only the distinct ones).

The product of its digits is 52509870, while the sum is 67.

The spelling of 711537799729 in words is "seven hundred eleven billion, five hundred thirty-seven million, seven hundred ninety-nine thousand, seven hundred twenty-nine".