545500909199 has 2 divisors, whose sum is σ = 545500909200. Its totient is φ = 545500909198.

The previous prime is 545500909169. The next prime is 545500909231. The reversal of 545500909199 is 991909005545.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-545500909199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545500909169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272750454599 + 272750454600.

It is an arithmetic number, because the mean of its divisors is an integer number (272750454600).

Almost surely, 2^545500909199 is an apocalyptic number.

545500909199 is a deficient number, since it is larger than the sum of its proper divisors (1).

545500909199 is an equidigital number, since it uses as much as digits as its factorization.

545500909199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3280500, while the sum is 56.

The spelling of 545500909199 in words is "five hundred forty-five billion, five hundred million, nine hundred nine thousand, one hundred ninety-nine".