99772068323 has 2 divisors, whose sum is σ = 99772068324. Its totient is φ = 99772068322.

The previous prime is 99772068311. The next prime is 99772068373. The reversal of 99772068323 is 32386027799.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99772068323 - 2⁴ = 99772068307 is a prime.

It is not a weakly prime, because it can be changed into another prime (99772068373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49886034161 + 49886034162.

It is an arithmetic number, because the mean of its divisors is an integer number (49886034162).

Almost surely, 2^99772068323 is an apocalyptic number.

99772068323 is a deficient number, since it is larger than the sum of its proper divisors (1).

99772068323 is an equidigital number, since it uses as much as digits as its factorization.

99772068323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6858432, while the sum is 56.

The spelling of 99772068323 in words is "ninety-nine billion, seven hundred seventy-two million, sixty-eight thousand, three hundred twenty-three".