72323467266247 has 2 divisors, whose sum is σ = 72323467266248. Its totient is φ = 72323467266246.

The previous prime is 72323467266233. The next prime is 72323467266293. The reversal of 72323467266247 is 74266276432327.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72323467266247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72323467266647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36161733633123 + 36161733633124.

It is an arithmetic number, because the mean of its divisors is an integer number (36161733633124).

Almost surely, 2^{72323467266247} is an apocalyptic number.

72323467266247 is a deficient number, since it is larger than the sum of its proper divisors (1).

72323467266247 is an equidigital number, since it uses as much as digits as its factorization.

72323467266247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 170698752, while the sum is 61.

The spelling of 72323467266247 in words is "seventy-two trillion, three hundred twenty-three billion, four hundred sixty-seven million, two hundred sixty-six thousand, two hundred forty-seven".