71532957560011 has 4 divisors (see below), whose sum is σ = 71535583710000. Its totient is φ = 71530331410024.

The previous prime is 71532957560003. The next prime is 71532957560033. The reversal of 71532957560011 is 11006575923517.

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 71532957560011 - 2³ = 71532957560003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71532957560411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1313034136 + ... + 1313088613.

It is an arithmetic number, because the mean of its divisors is an integer number (17883895927500).

Almost surely, 2^{71532957560011} is an apocalyptic number.

71532957560011 is a deficient number, since it is larger than the sum of its proper divisors (2626149989).

71532957560011 is a wasteful number, since it uses less digits than its factorization.

71532957560011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2626149988.

The product of its (nonzero) digits is 1984500, while the sum is 52.

The spelling of 71532957560011 in words is "seventy-one trillion, five hundred thirty-two billion, nine hundred fifty-seven million, five hundred sixty thousand, eleven".