546538845551 has 2 divisors, whose sum is σ = 546538845552. Its totient is φ = 546538845550.

The previous prime is 546538845547. The next prime is 546538845553. The reversal of 546538845551 is 155548835645.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 546538845551 - 2² = 546538845547 is a prime.

Together with 546538845553, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546538845553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273269422775 + 273269422776.

It is an arithmetic number, because the mean of its divisors is an integer number (273269422776).

Almost surely, 2^546538845551 is an apocalyptic number.

546538845551 is a deficient number, since it is larger than the sum of its proper divisors (1).

546538845551 is an equidigital number, since it uses as much as digits as its factorization.

546538845551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600000, while the sum is 59.

The spelling of 546538845551 in words is "five hundred forty-six billion, five hundred thirty-eight million, eight hundred forty-five thousand, five hundred fifty-one".