542214444305 has 4 divisors (see below), whose sum is σ = 650657333172. Its totient is φ = 433771555440.

The previous prime is 542214444283. The next prime is 542214444307. The reversal of 542214444305 is 503444412245.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 127947143809 + 414267300496 = 357697^2 + 643636^2 .

It is not a de Polignac number, because 542214444305 - 2¹⁴ = 542214427921 is a prime.

It is a super-2 number, since 2×542214444305² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (542214444307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54221444426 + ... + 54221444435.

It is an arithmetic number, because the mean of its divisors is an integer number (162664333293).

Almost surely, 2^542214444305 is an apocalyptic number.

It is an amenable number.

542214444305 is a deficient number, since it is larger than the sum of its proper divisors (108442888867).

542214444305 is a wasteful number, since it uses less digits than its factorization.

542214444305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108442888866.

The product of its (nonzero) digits is 307200, while the sum is 38.

The spelling of 542214444305 in words is "five hundred forty-two billion, two hundred fourteen million, four hundred forty-four thousand, three hundred five".