10099812506543 has 2 divisors, whose sum is σ = 10099812506544. Its totient is φ = 10099812506542.

The previous prime is 10099812506521. The next prime is 10099812506603. The reversal of 10099812506543 is 34560521899001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10099812506543 - 2²² = 10099808312239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10099812506843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5049906253271 + 5049906253272.

It is an arithmetic number, because the mean of its divisors is an integer number (5049906253272).

Almost surely, 2^{10099812506543} is an apocalyptic number.

10099812506543 is a deficient number, since it is larger than the sum of its proper divisors (1).

10099812506543 is an equidigital number, since it uses as much as digits as its factorization.

10099812506543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2332800, while the sum is 53.

The spelling of 10099812506543 in words is "ten trillion, ninety-nine billion, eight hundred twelve million, five hundred six thousand, five hundred forty-three".