67324727013 has 4 divisors (see below), whose sum is σ = 89766302688. Its totient is φ = 44883151340.

The previous prime is 67324726933. The next prime is 67324727039. The reversal of 67324727013 is 31072742376.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 67324727013 - 2¹⁷ = 67324595941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67324727083) 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, 11220787833 + ... + 11220787838.

It is an arithmetic number, because the mean of its divisors is an integer number (22441575672).

Almost surely, 2^67324727013 is an apocalyptic number.

It is an amenable number.

67324727013 is a deficient number, since it is larger than the sum of its proper divisors (22441575675).

67324727013 is a wasteful number, since it uses less digits than its factorization.

67324727013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22441575674.

The product of its (nonzero) digits is 296352, while the sum is 42.

The spelling of 67324727013 in words is "sixty-seven billion, three hundred twenty-four million, seven hundred twenty-seven thousand, thirteen".