54578165604012 has 18 divisors (see below), whose sum is σ = 137961474165788. Its totient is φ = 18192721867992.

The previous prime is 54578165603959. The next prime is 54578165604031. The reversal of 54578165604012 is 21040656187545.

54578165604012 is a `hidden beast` number, since 5 + 4 + 5 + 7 + 8 + 16 + 5 + 604 + 0 + 12 = 666.

54578165604012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×54578165604012² (a number of 28 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 54578165604012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 758030077798 + ... + 758030077869.

Almost surely, 2^{54578165604012} is an apocalyptic number.

It is an amenable number.

54578165604012 is an abundant number, since it is smaller than the sum of its proper divisors (83383308561776).

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

54578165604012 is a wasteful number, since it uses less digits than its factorization.

54578165604012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1516060155677 (or 1516060155672 counting only the distinct ones).

The product of its (nonzero) digits is 8064000, while the sum is 54.

The spelling of 54578165604012 in words is "fifty-four trillion, five hundred seventy-eight billion, one hundred sixty-five million, six hundred four thousand, twelve".