72336238199 has 4 divisors (see below), whose sum is σ = 73701072936. Its totient is φ = 70971403464.

The previous prime is 72336238193. The next prime is 72336238237. The reversal of 72336238199 is 99183263327.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99183263327 = 74827 ⋅1325501.

It is a cyclic number.

It is not a de Polignac number, because 72336238199 - 2¹⁶ = 72336172663 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53), and also a Moran number because the ratio is a prime number: 1364834683 = 72336238199 / (7 + 2 + 3 + 3 + 6 + 2 + 3 + 8 + 1 + 9 + 9).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 72336238199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72336238193) 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, 682417289 + ... + 682417394.

It is an arithmetic number, because the mean of its divisors is an integer number (18425268234).

Almost surely, 2^72336238199 is an apocalyptic number.

72336238199 is a deficient number, since it is larger than the sum of its proper divisors (1364834737).

72336238199 is a wasteful number, since it uses less digits than its factorization.

72336238199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1364834736.

The product of its digits is 2939328, while the sum is 53.

The spelling of 72336238199 in words is "seventy-two billion, three hundred thirty-six million, two hundred thirty-eight thousand, one hundred ninety-nine".