546365605039321 has 2 divisors, whose sum is σ = 546365605039322. Its totient is φ = 546365605039320.

The previous prime is 546365605039279. The next prime is 546365605039381. The reversal of 546365605039321 is 123930506563645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 386761192400025 + 159604412639296 = 19666245^2 + 12633464^2 .

It is a cyclic number.

It is not a de Polignac number, because 546365605039321 - 2¹⁹ = 546365604515033 is a prime.

It is a super-2 number, since 2×546365605039321² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (546365605039381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273182802519660 + 273182802519661.

It is an arithmetic number, because the mean of its divisors is an integer number (273182802519661).

Almost surely, 2^{546365605039321} is an apocalyptic number.

It is an amenable number.

546365605039321 is a deficient number, since it is larger than the sum of its proper divisors (1).

546365605039321 is an equidigital number, since it uses as much as digits as its factorization.

546365605039321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52488000, while the sum is 58.

The spelling of 546365605039321 in words is "five hundred forty-six trillion, three hundred sixty-five billion, six hundred five million, thirty-nine thousand, three hundred twenty-one".