545991541471 has 2 divisors, whose sum is σ = 545991541472. Its totient is φ = 545991541470.

The previous prime is 545991541463. The next prime is 545991541493. The reversal of 545991541471 is 174145199545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545991541471 - 2³ = 545991541463 is a prime.

It is a super-3 number, since 3×545991541471³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545991541411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272995770735 + 272995770736.

It is an arithmetic number, because the mean of its divisors is an integer number (272995770736).

Almost surely, 2^545991541471 is an apocalyptic number.

545991541471 is a deficient number, since it is larger than the sum of its proper divisors (1).

545991541471 is an equidigital number, since it uses as much as digits as its factorization.

545991541471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536000, while the sum is 55.

The spelling of 545991541471 in words is "five hundred forty-five billion, nine hundred ninety-one million, five hundred forty-one thousand, four hundred seventy-one".