71765116 has 12 divisors (see below), whose sum is σ = 125994960. Its totient is φ = 35766560.

The previous prime is 71765087. The next prime is 71765119. The reversal of 71765116 is 61156717.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71765119) 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, 27601 + ... + 30088.

It is an arithmetic number, because the mean of its divisors is an integer number (10499580).

Almost surely, 2^71765116 is an apocalyptic number.

It is an amenable number.

71765116 is a deficient number, since it is larger than the sum of its proper divisors (54229844).

71765116 is a wasteful number, since it uses less digits than its factorization.

71765116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58004 (or 58002 counting only the distinct ones).

The product of its digits is 8820, while the sum is 34.

The square root of 71765116 is about 8471.4293953264. The cubic root of 71765116 is about 415.5638843636.

The spelling of 71765116 in words is "seventy-one million, seven hundred sixty-five thousand, one hundred sixteen".