71307443307 has 8 divisors (see below), whose sum is σ = 95192118784. Its totient is φ = 47480531688.

The previous prime is 71307443303. The next prime is 71307443321. The reversal of 71307443307 is 70334470317.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 71307443307 - 2² = 71307443303 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71307443303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14438083 + ... + 14443020.

It is an arithmetic number, because the mean of its divisors is an integer number (11899014848).

Almost surely, 2^71307443307 is an apocalyptic number.

71307443307 is a deficient number, since it is larger than the sum of its proper divisors (23884675477).

71307443307 is a wasteful number, since it uses less digits than its factorization.

71307443307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28881929.

The product of its (nonzero) digits is 148176, while the sum is 39.

The spelling of 71307443307 in words is "seventy-one billion, three hundred seven million, four hundred forty-three thousand, three hundred seven".