12550503511099 has 2 divisors, whose sum is σ = 12550503511100. Its totient is φ = 12550503511098.

The previous prime is 12550503511093. The next prime is 12550503511127. The reversal of 12550503511099 is 99011530505521.

12550503511099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12550503511099 - 2¹³ = 12550503502907 is a prime.

It is not a weakly prime, because it can be changed into another prime (12550503511093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6275251755549 + 6275251755550.

It is an arithmetic number, because the mean of its divisors is an integer number (6275251755550).

Almost surely, 2^{12550503511099} is an apocalyptic number.

12550503511099 is a deficient number, since it is larger than the sum of its proper divisors (1).

12550503511099 is an equidigital number, since it uses as much as digits as its factorization.

12550503511099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 303750, while the sum is 46.

The spelling of 12550503511099 in words is "twelve trillion, five hundred fifty billion, five hundred three million, five hundred eleven thousand, ninety-nine".