72385633267 has 2 divisors, whose sum is σ = 72385633268. Its totient is φ = 72385633266.

The previous prime is 72385633247. The next prime is 72385633289. The reversal of 72385633267 is 76233658327.

It is a weak prime.

It is an emirp because it is prime and its reverse (76233658327) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72385633267 - 2²³ = 72377244659 is a prime.

It is not a weakly prime, because it can be changed into another prime (72385633207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36192816633 + 36192816634.

It is an arithmetic number, because the mean of its divisors is an integer number (36192816634).

Almost surely, 2^72385633267 is an apocalyptic number.

72385633267 is a deficient number, since it is larger than the sum of its proper divisors (1).

72385633267 is an equidigital number, since it uses as much as digits as its factorization.

72385633267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7620480, while the sum is 52.

The spelling of 72385633267 in words is "seventy-two billion, three hundred eighty-five million, six hundred thirty-three thousand, two hundred sixty-seven".