546456543499 has 2 divisors, whose sum is σ = 546456543500. Its totient is φ = 546456543498.

The previous prime is 546456543497. The next prime is 546456543517. The reversal of 546456543499 is 994345654645.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 546456543499 - 2¹ = 546456543497 is a prime.

It is a super-2 number, since 2×546456543499² (a number of 24 digits) contains 22 as substring.

Together with 546456543497, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 546456543499.

It is not a weakly prime, because it can be changed into another prime (546456543497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273228271749 + 273228271750.

It is an arithmetic number, because the mean of its divisors is an integer number (273228271750).

Almost surely, 2^546456543499 is an apocalyptic number.

546456543499 is a deficient number, since it is larger than the sum of its proper divisors (1).

546456543499 is an equidigital number, since it uses as much as digits as its factorization.

546456543499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 279936000, while the sum is 64.

The spelling of 546456543499 in words is "five hundred forty-six billion, four hundred fifty-six million, five hundred forty-three thousand, four hundred ninety-nine".