542603216535 has 16 divisors (see below), whose sum is σ = 873914588160. Its totient is φ = 287471901600.

The previous prime is 542603216527. The next prime is 542603216543. The reversal of 542603216535 is 535612306245.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (542603216527) and next prime (542603216543).

It is not a de Polignac number, because 542603216535 - 2³ = 542603216527 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119777695 + ... + 119782224.

It is an arithmetic number, because the mean of its divisors is an integer number (54619661760).

Almost surely, 2^542603216535 is an apocalyptic number.

542603216535 is a deficient number, since it is larger than the sum of its proper divisors (331311371625).

542603216535 is a wasteful number, since it uses less digits than its factorization.

542603216535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239560078.

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 542603216535 in words is "five hundred forty-two billion, six hundred three million, two hundred sixteen thousand, five hundred thirty-five".