542043644255 has 16 divisors (see below), whose sum is σ = 657211255200. Its totient is φ = 429133161600.

The previous prime is 542043644237. The next prime is 542043644281. The reversal of 542043644255 is 552446340245.

It is a happy number.

It is not a de Polignac number, because 542043644255 - 2¹⁴ = 542043627871 is a prime.

It is a super-2 number, since 2×542043644255² (a number of 24 digits) contains 22 as substring.

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, 785456 + ... + 1304234.

It is an arithmetic number, because the mean of its divisors is an integer number (41075703450).

Almost surely, 2^542043644255 is an apocalyptic number.

542043644255 is a deficient number, since it is larger than the sum of its proper divisors (115167610945).

542043644255 is a wasteful number, since it uses less digits than its factorization.

542043644255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520954.

The product of its (nonzero) digits is 2304000, while the sum is 44.

The spelling of 542043644255 in words is "five hundred forty-two billion, forty-three million, six hundred forty-four thousand, two hundred fifty-five".