545446076543 has 2 divisors, whose sum is σ = 545446076544. Its totient is φ = 545446076542.

The previous prime is 545446076521. The next prime is 545446076569. The reversal of 545446076543 is 345670644545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545446076543 - 2¹⁸ = 545445814399 is a prime.

It is a super-2 number, since 2×545446076543² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545446076573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272723038271 + 272723038272.

It is an arithmetic number, because the mean of its divisors is an integer number (272723038272).

Almost surely, 2^545446076543 is an apocalyptic number.

545446076543 is a deficient number, since it is larger than the sum of its proper divisors (1).

545446076543 is an equidigital number, since it uses as much as digits as its factorization.

545446076543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192000, while the sum is 53.

The spelling of 545446076543 in words is "five hundred forty-five billion, four hundred forty-six million, seventy-six thousand, five hundred forty-three".