543500171425 has 6 divisors (see below), whose sum is σ = 673940212598. Its totient is φ = 434800137120.

The previous prime is 543500171413. The next prime is 543500171429. The reversal of 543500171425 is 524171005345.

It can be written as a sum of positive squares in 3 ways, for example, as 9199111744 + 534301059681 = 95912^2 + 730959^2 .

It is not a de Polignac number, because 543500171425 - 2²⁹ = 542963300513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (543500171429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10870003404 + ... + 10870003453.

Almost surely, 2^543500171425 is an apocalyptic number.

It is an amenable number.

543500171425 is a deficient number, since it is larger than the sum of its proper divisors (130440041173).

543500171425 is a wasteful number, since it uses less digits than its factorization.

543500171425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21740006867 (or 21740006862 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 37.

The spelling of 543500171425 in words is "five hundred forty-three billion, five hundred million, one hundred seventy-one thousand, four hundred twenty-five".