12800099537 has 2 divisors, whose sum is σ = 12800099538. Its totient is φ = 12800099536.

The previous prime is 12800099491. The next prime is 12800099563. The reversal of 12800099537 is 73599000821.

12800099537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9766182976 + 3033916561 = 98824^2 + 55081^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12800099537 is a prime.

It is a super-2 number, since 2×12800099537² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12800098537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6400049768 + 6400049769.

It is an arithmetic number, because the mean of its divisors is an integer number (6400049769).

Almost surely, 2^12800099537 is an apocalyptic number.

It is an amenable number.

12800099537 is a deficient number, since it is larger than the sum of its proper divisors (1).

12800099537 is an equidigital number, since it uses as much as digits as its factorization.

12800099537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 44.

The spelling of 12800099537 in words is "twelve billion, eight hundred million, ninety-nine thousand, five hundred thirty-seven".