542144734430344 has 16 divisors (see below), whose sum is σ = 1035701025681420. Its totient is φ = 265957794248640.

The previous prime is 542144734430287. The next prime is 542144734430357. The reversal of 542144734430344 is 443034437441245.

It can be written as a sum of positive squares in 2 ways, for example, as 540030763827844 + 2113970602500 = 23238562^2 + 1453950^2 .

It is a junction number, because it is equal to n+sod(n) for n = 542144734430291 and 542144734430300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 639321620367 + ... + 639321621214.

Almost surely, 2^{542144734430344} is an apocalyptic number.

It is an amenable number.

542144734430344 is a deficient number, since it is larger than the sum of its proper divisors (493556291251076).

542144734430344 is a wasteful number, since it uses less digits than its factorization.

542144734430344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278643241640 (or 1278643241636 counting only the distinct ones).

The product of its (nonzero) digits is 30965760, while the sum is 52.

The spelling of 542144734430344 in words is "five hundred forty-two trillion, one hundred forty-four billion, seven hundred thirty-four million, four hundred thirty thousand, three hundred forty-four".