71696505946 has 32 divisors (see below), whose sum is σ = 116989891200. Its totient is φ = 32755973184.

The previous prime is 71696505899. The next prime is 71696505973. The reversal of 71696505946 is 64950569617.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9752280 + ... + 9759628.

It is an arithmetic number, because the mean of its divisors is an integer number (3655934100).

Almost surely, 2^71696505946 is an apocalyptic number.

71696505946 is a deficient number, since it is larger than the sum of its proper divisors (45293385254).

71696505946 is a wasteful number, since it uses less digits than its factorization.

71696505946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11110.

The product of its (nonzero) digits is 12247200, while the sum is 58.

The spelling of 71696505946 in words is "seventy-one billion, six hundred ninety-six million, five hundred five thousand, nine hundred forty-six".