71197698339 has 12 divisors (see below), whose sum is σ = 108253810600. Its totient is φ = 44966967264.

The previous prime is 71197698331. The next prime is 71197698343. The reversal of 71197698339 is 93389679117.

It is not a de Polignac number, because 71197698339 - 2³ = 71197698331 is a prime.

It is a super-2 number, since 2×71197698339² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71197698331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 208180234 + ... + 208180575.

Almost surely, 2^71197698339 is an apocalyptic number.

71197698339 is a deficient number, since it is larger than the sum of its proper divisors (37056112261).

71197698339 is a wasteful number, since it uses less digits than its factorization.

71197698339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416360834 (or 416360831 counting only the distinct ones).

The product of its digits is 15431472, while the sum is 63.

The spelling of 71197698339 in words is "seventy-one billion, one hundred ninety-seven million, six hundred ninety-eight thousand, three hundred thirty-nine".