72272503943567 has 2 divisors, whose sum is σ = 72272503943568. Its totient is φ = 72272503943566.

The previous prime is 72272503943539. The next prime is 72272503943639. The reversal of 72272503943567 is 76534930527227.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72272503943567 - 2¹⁸ = 72272503681423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72272503543567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36136251971783 + 36136251971784.

It is an arithmetic number, because the mean of its divisors is an integer number (36136251971784).

Almost surely, 2^{72272503943567} is an apocalyptic number.

72272503943567 is a deficient number, since it is larger than the sum of its proper divisors (1).

72272503943567 is an equidigital number, since it uses as much as digits as its factorization.

72272503943567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 133358400, while the sum is 62.

The spelling of 72272503943567 in words is "seventy-two trillion, two hundred seventy-two billion, five hundred three million, nine hundred forty-three thousand, five hundred sixty-seven".