71302332643 has 8 divisors (see below), whose sum is σ = 72652672656. Its totient is φ = 69952178400.

The previous prime is 71302332623. The next prime is 71302332649. The reversal of 71302332643 is 34623320317.

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

It is a cyclic number.

It is not a de Polignac number, because 71302332643 - 2²⁵ = 71268778211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 71302332599 and 71302332608.

It is not an unprimeable number, because it can be changed into a prime (71302332649) 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 7 ways as a sum of consecutive naturals, for example, 915033 + ... + 989893.

It is an arithmetic number, because the mean of its divisors is an integer number (9081584082).

Almost surely, 2^71302332643 is an apocalyptic number.

71302332643 is a deficient number, since it is larger than the sum of its proper divisors (1350340013).

71302332643 is a wasteful number, since it uses less digits than its factorization.

71302332643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92885.

The product of its (nonzero) digits is 54432, while the sum is 34.

The spelling of 71302332643 in words is "seventy-one billion, three hundred two million, three hundred thirty-two thousand, six hundred forty-three".