65713431071 has 4 divisors (see below), whose sum is σ = 65896477200. Its totient is φ = 65530384944.

The previous prime is 65713431041. The next prime is 65713431073. The reversal of 65713431071 is 17013431756.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65713431071 - 2³⁴ = 48533561887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65713431073) 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, 91522526 + ... + 91523243.

It is an arithmetic number, because the mean of its divisors is an integer number (16474119300).

Almost surely, 2^65713431071 is an apocalyptic number.

65713431071 is a deficient number, since it is larger than the sum of its proper divisors (183046129).

65713431071 is a wasteful number, since it uses less digits than its factorization.

65713431071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183046128.

The product of its (nonzero) digits is 52920, while the sum is 38.

The spelling of 65713431071 in words is "sixty-five billion, seven hundred thirteen million, four hundred thirty-one thousand, seventy-one".