249047766323 has 2 divisors, whose sum is σ = 249047766324. Its totient is φ = 249047766322.

The previous prime is 249047766281. The next prime is 249047766371. The reversal of 249047766323 is 323667740942.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-249047766323 is a prime.

It is a super-2 number, since 2×249047766323² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (249047766623) 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, 124523883161 + 124523883162.

It is an arithmetic number, because the mean of its divisors is an integer number (124523883162).

Almost surely, 2^249047766323 is an apocalyptic number.

249047766323 is a deficient number, since it is larger than the sum of its proper divisors (1).

249047766323 is an equidigital number, since it uses as much as digits as its factorization.

249047766323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9144576, while the sum is 53.

The spelling of 249047766323 in words is "two hundred forty-nine billion, forty-seven million, seven hundred sixty-six thousand, three hundred twenty-three".