71332424011 has 4 divisors (see below), whose sum is σ = 73792162800. Its totient is φ = 68872685224.

The previous prime is 71332423999. The next prime is 71332424027. The reversal of 71332424011 is 11042423317.

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 71332424011 - 2²³ = 71324035403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71332424041) 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, 1229869351 + ... + 1229869408.

It is an arithmetic number, because the mean of its divisors is an integer number (18448040700).

Almost surely, 2^71332424011 is an apocalyptic number.

71332424011 is a deficient number, since it is larger than the sum of its proper divisors (2459738789).

71332424011 is a wasteful number, since it uses less digits than its factorization.

71332424011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2459738788.

The product of its (nonzero) digits is 4032, while the sum is 28.

Adding to 71332424011 its reverse (11042423317), we get a palindrome (82374847328).

The spelling of 71332424011 in words is "seventy-one billion, three hundred thirty-two million, four hundred twenty-four thousand, eleven".