71696635432 has 16 divisors (see below), whose sum is σ = 141506517600. Its totient is φ = 33961564080.

The previous prime is 71696635427. The next prime is 71696635433. The reversal of 71696635432 is 23453669617.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 71696635432.

It is not an unprimeable number, because it can be changed into a prime (71696635433) 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 3 ways as a sum of consecutive naturals, for example, 235844044 + ... + 235844347.

It is an arithmetic number, because the mean of its divisors is an integer number (8844157350).

Almost surely, 2^71696635432 is an apocalyptic number.

It is an amenable number.

71696635432 is a deficient number, since it is larger than the sum of its proper divisors (69809882168).

71696635432 is a wasteful number, since it uses less digits than its factorization.

71696635432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471688416 (or 471688412 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 52.

The spelling of 71696635432 in words is "seventy-one billion, six hundred ninety-six million, six hundred thirty-five thousand, four hundred thirty-two".