542434461144 has 16 divisors (see below), whose sum is σ = 1356086152920. Its totient is φ = 180811487040.

The previous prime is 542434461119. The next prime is 542434461157. The reversal of 542434461144 is 441164434245.

It is a junction number, because it is equal to n+sod(n) for n = 542434461096 and 542434461105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11300717917 + ... + 11300717964.

Almost surely, 2^542434461144 is an apocalyptic number.

It is an amenable number.

542434461144 is an abundant number, since it is smaller than the sum of its proper divisors (813651691776).

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

542434461144 is a wasteful number, since it uses less digits than its factorization.

542434461144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22601435890 (or 22601435886 counting only the distinct ones).

The product of its digits is 737280, while the sum is 42.

Adding to 542434461144 its reverse (441164434245), we get a palindrome (983598895389).

The spelling of 542434461144 in words is "five hundred forty-two billion, four hundred thirty-four million, four hundred sixty-one thousand, one hundred forty-four".