73224368613 has 24 divisors (see below), whose sum is σ = 115431503616. Its totient is φ = 44360078400.

The previous prime is 73224368611. The next prime is 73224368621. The reversal of 73224368613 is 31686342237.

73224368613 is a `hidden beast` number, since 7 + 3 + 2 + 24 + 3 + 6 + 8 + 613 = 666.

It is not a de Polignac number, because 73224368613 - 2¹ = 73224368611 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73224368611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90156 + ... + 393162.

It is an arithmetic number, because the mean of its divisors is an integer number (4809645984).

Almost surely, 2^73224368613 is an apocalyptic number.

It is an amenable number.

73224368613 is a deficient number, since it is larger than the sum of its proper divisors (42207135003).

73224368613 is a wasteful number, since it uses less digits than its factorization.

73224368613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305465 (or 305462 counting only the distinct ones).

The product of its digits is 870912, while the sum is 45.

The spelling of 73224368613 in words is "seventy-three billion, two hundred twenty-four million, three hundred sixty-eight thousand, six hundred thirteen".