546332391973 has 2 divisors, whose sum is σ = 546332391974. Its totient is φ = 546332391972.

The previous prime is 546332391919. The next prime is 546332392031. The reversal of 546332391973 is 379193233645.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 308654691489 + 237677700484 = 555567^2 + 487522^2 .

It is a cyclic number.

It is not a de Polignac number, because 546332391973 - 2¹³ = 546332383781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546332391173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273166195986 + 273166195987.

It is an arithmetic number, because the mean of its divisors is an integer number (273166195987).

Almost surely, 2^546332391973 is an apocalyptic number.

It is an amenable number.

546332391973 is a deficient number, since it is larger than the sum of its proper divisors (1).

546332391973 is an equidigital number, since it uses as much as digits as its factorization.

546332391973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11022480, while the sum is 55.

The spelling of 546332391973 in words is "five hundred forty-six billion, three hundred thirty-two million, three hundred ninety-one thousand, nine hundred seventy-three".