542546213504 has 16 divisors (see below), whose sum is σ = 1080853784970. Its totient is φ = 271273106688.

The previous prime is 542546213453. The next prime is 542546213513. The reversal of 542546213504 is 405312645245.

It can be written as a sum of positive squares in only one way, i.e., 534828942400 + 7717271104 = 731320^2 + 87848^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2119321019 + ... + 2119321274.

Almost surely, 2^542546213504 is an apocalyptic number.

It is an amenable number.

542546213504 is a deficient number, since it is larger than the sum of its proper divisors (538307571466).

542546213504 is an equidigital number, since it uses as much as digits as its factorization.

542546213504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4238642307 (or 4238642295 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 542546213504 its reverse (405312645245), we get a palindrome (947858858749).

The spelling of 542546213504 in words is "five hundred forty-two billion, five hundred forty-six million, two hundred thirteen thousand, five hundred four".