542136653568 has 108 divisors (see below), whose sum is σ = 1578290175280. Its totient is φ = 178957651968.

The previous prime is 542136653551. The next prime is 542136653621. The reversal of 542136653568 is 865356631245.

542136653568 is a `hidden beast` number, since 5 + 4 + 2 + 13 + 6 + 65 + 3 + 568 = 666.

It is a super-2 number, since 2×542136653568² (a number of 24 digits) contains 22 as substring.

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, 904933 + ... + 1379556.

Almost surely, 2^542136653568 is an apocalyptic number.

It is an amenable number.

542136653568 is an abundant number, since it is smaller than the sum of its proper divisors (1036153521712).

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

542136653568 is a wasteful number, since it uses less digits than its factorization.

542136653568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2284614 (or 2284597 counting only the distinct ones).

The product of its digits is 15552000, while the sum is 54.

The spelling of 542136653568 in words is "five hundred forty-two billion, one hundred thirty-six million, six hundred fifty-three thousand, five hundred sixty-eight".