543431013363655 has 16 divisors (see below), whose sum is σ = 652766086088064. Its totient is φ = 434312237399040.

The previous prime is 543431013363647. The next prime is 543431013363691. The reversal of 543431013363655 is 556363310134345.

It is a happy number.

It is not a de Polignac number, because 543431013363655 - 2³ = 543431013363647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 792719890 + ... + 793405120.

It is an arithmetic number, because the mean of its divisors is an integer number (40797880380504).

Almost surely, 2^{543431013363655} is an apocalyptic number.

543431013363655 is a deficient number, since it is larger than the sum of its proper divisors (109335072724409).

543431013363655 is a wasteful number, since it uses less digits than its factorization.

543431013363655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842826.

The product of its (nonzero) digits is 17496000, while the sum is 52.

The spelling of 543431013363655 in words is "five hundred forty-three trillion, four hundred thirty-one billion, thirteen million, three hundred sixty-three thousand, six hundred fifty-five".