72343527713 has 8 divisors (see below), whose sum is σ = 74082665448. Its totient is φ = 70618248064.

The previous prime is 72343527679. The next prime is 72343527721. The reversal of 72343527713 is 31772534327.

It can be written as a sum of positive squares in 4 ways, for example, as 63190396129 + 9153131584 = 251377^2 + 95672^2 .

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 72343527713 - 2¹² = 72343523617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71343527713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3453956 + ... + 3474837.

It is an arithmetic number, because the mean of its divisors is an integer number (9260333181).

Almost surely, 2^72343527713 is an apocalyptic number.

It is an amenable number.

72343527713 is a deficient number, since it is larger than the sum of its proper divisors (1739137735).

72343527713 is a wasteful number, since it uses less digits than its factorization.

72343527713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6929043.

The product of its digits is 740880, while the sum is 44.

The spelling of 72343527713 in words is "seventy-two billion, three hundred forty-three million, five hundred twenty-seven thousand, seven hundred thirteen".