72087023263 has 2 divisors, whose sum is σ = 72087023264. Its totient is φ = 72087023262.

The previous prime is 72087023221. The next prime is 72087023317. The reversal of 72087023263 is 36232078027.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72087023263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72087023563) 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, 36043511631 + 36043511632.

It is an arithmetic number, because the mean of its divisors is an integer number (36043511632).

Almost surely, 2^72087023263 is an apocalyptic number.

72087023263 is a deficient number, since it is larger than the sum of its proper divisors (1).

72087023263 is an equidigital number, since it uses as much as digits as its factorization.

72087023263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 40.

The spelling of 72087023263 in words is "seventy-two billion, eighty-seven million, twenty-three thousand, two hundred sixty-three".