546721011887 has 2 divisors, whose sum is σ = 546721011888. Its totient is φ = 546721011886.

The previous prime is 546721011841. The next prime is 546721011929. The reversal of 546721011887 is 788110127645.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-546721011887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546721013887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273360505943 + 273360505944.

It is an arithmetic number, because the mean of its divisors is an integer number (273360505944).

Almost surely, 2^546721011887 is an apocalyptic number.

546721011887 is a deficient number, since it is larger than the sum of its proper divisors (1).

546721011887 is an equidigital number, since it uses as much as digits as its factorization.

546721011887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 752640, while the sum is 50.

The spelling of 546721011887 in words is "five hundred forty-six billion, seven hundred twenty-one million, eleven thousand, eight hundred eighty-seven".