542216565436 has 36 divisors (see below), whose sum is σ = 1174267838352. Its totient is φ = 214503254784.

The previous prime is 542216565421. The next prime is 542216565469. The reversal of 542216565436 is 634565612245.

It is a self number, because there is not a number n which added to its sum of digits gives 542216565436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57287805 + ... + 57297268.

Almost surely, 2^542216565436 is an apocalyptic number.

It is an amenable number.

542216565436 is an abundant number, since it is smaller than the sum of its proper divisors (632051272916).

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

542216565436 is a wasteful number, since it uses less digits than its factorization.

542216565436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114585110 (or 114585095 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 49.

The spelling of 542216565436 in words is "five hundred forty-two billion, two hundred sixteen million, five hundred sixty-five thousand, four hundred thirty-six".