542344443246 has 24 divisors (see below), whose sum is σ = 1185860178360. Its totient is φ = 179122934736.

The previous prime is 542344443233. The next prime is 542344443247. The reversal of 542344443246 is 642344443245.

542344443246 is a `hidden beast` number, since 54 + 234 + 4 + 44 + 324 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542344443247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138210180 + ... + 138214103.

It is an arithmetic number, because the mean of its divisors is an integer number (49410840765).

Almost surely, 2^542344443246 is an apocalyptic number.

542344443246 is an abundant number, since it is smaller than the sum of its proper divisors (643515735114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542344443246 is a wasteful number, since it uses less digits than its factorization.

542344443246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276424400 (or 276424397 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 45.

Subtracting 542344443246 from its reverse (642344443245), we obtain a palindrome (99999999999).

The spelling of 542344443246 in words is "five hundred forty-two billion, three hundred forty-four million, four hundred forty-three thousand, two hundred forty-six".