542044654564 has 48 divisors (see below), whose sum is σ = 1089492768000. Its totient is φ = 231148348416.

The previous prime is 542044654517. The next prime is 542044654621. The reversal of 542044654564 is 465456440245.

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 15 ways as a sum of consecutive naturals, for example, 9686337 + ... + 9742135.

It is an arithmetic number, because the mean of its divisors is an integer number (22697766000).

Almost surely, 2^542044654564 is an apocalyptic number.

It is an amenable number.

542044654564 is an abundant number, since it is smaller than the sum of its proper divisors (547448113436).

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

542044654564 is a wasteful number, since it uses less digits than its factorization.

542044654564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57532 (or 57530 counting only the distinct ones).

The product of its (nonzero) digits is 9216000, while the sum is 49.

The spelling of 542044654564 in words is "five hundred forty-two billion, forty-four million, six hundred fifty-four thousand, five hundred sixty-four".