72964466867 has 2 divisors, whose sum is σ = 72964466868. Its totient is φ = 72964466866.

The previous prime is 72964466851. The next prime is 72964466873. The reversal of 72964466867 is 76866446927.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72964466867 - 2⁴ = 72964466851 is a prime.

It is not a weakly prime, because it can be changed into another prime (72964466467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36482233433 + 36482233434.

It is an arithmetic number, because the mean of its divisors is an integer number (36482233434).

Almost surely, 2^72964466867 is an apocalyptic number.

72964466867 is a deficient number, since it is larger than the sum of its proper divisors (1).

72964466867 is an equidigital number, since it uses as much as digits as its factorization.

72964466867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 146313216, while the sum is 65.

The spelling of 72964466867 in words is "seventy-two billion, nine hundred sixty-four million, four hundred sixty-six thousand, eight hundred sixty-seven".