542655216 has 60 divisors (see below), whose sum is σ = 1521308880. Its totient is φ = 180572160.

The previous prime is 542655109. The next prime is 542655233. The reversal of 542655216 is 612556245.

542655216 is a `hidden beast` number, since 542 + 65 + 52 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 89365 + ... + 95243.

It is an arithmetic number, because the mean of its divisors is an integer number (25355148).

Almost surely, 2^542655216 is an apocalyptic number.

It is an amenable number.

542655216 is an abundant number, since it is smaller than the sum of its proper divisors (978653664).

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

542655216 is a wasteful number, since it uses less digits than its factorization.

542655216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6534 (or 6525 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 542655216 is about 23294.9611718929. The cubic root of 542655216 is about 815.6578005746.

The spelling of 542655216 in words is "five hundred forty-two million, six hundred fifty-five thousand, two hundred sixteen".