71735006867 has 4 divisors (see below), whose sum is σ = 71773847376. Its totient is φ = 71696166360.

The previous prime is 71735006741. The next prime is 71735006869. The reversal of 71735006867 is 76860053717.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76860053717 = 6271 ⋅12256427.

It is a cyclic number.

It is not a de Polignac number, because 71735006867 - 2³⁰ = 70661265043 is a prime.

It is a super-2 number, since 2×71735006867² (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 (71735006869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19417484 + ... + 19421177.

It is an arithmetic number, because the mean of its divisors is an integer number (17943461844).

Almost surely, 2^71735006867 is an apocalyptic number.

71735006867 is a deficient number, since it is larger than the sum of its proper divisors (38840509).

71735006867 is a wasteful number, since it uses less digits than its factorization.

71735006867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38840508.

The product of its (nonzero) digits is 1481760, while the sum is 50.

The spelling of 71735006867 in words is "seventy-one billion, seven hundred thirty-five million, six thousand, eight hundred sixty-seven".