542509239312 has 60 divisors (see below), whose sum is σ = 1518332478364. Its totient is φ = 180829255680.

The previous prime is 542509239277. The next prime is 542509239317. The reversal of 542509239312 is 213932905245.

542509239312 is a `hidden beast` number, since 5 + 4 + 250 + 9 + 2 + 393 + 1 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 181240924176 + 361268315136 = 425724^2 + 601056^2 .

It is not an unprimeable number, because it can be changed into a prime (542509239317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4583112 + ... + 4699992.

Almost surely, 2^542509239312 is an apocalyptic number.

It is an amenable number.

542509239312 is an abundant number, since it is smaller than the sum of its proper divisors (975823239052).

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

542509239312 is a wasteful number, since it uses less digits than its factorization.

542509239312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149128 (or 149119 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The spelling of 542509239312 in words is "five hundred forty-two billion, five hundred nine million, two hundred thirty-nine thousand, three hundred twelve".