54666012 has 12 divisors (see below), whose sum is σ = 127554056. Its totient is φ = 18222000.

The previous prime is 54666011. The next prime is 54666019. The reversal of 54666012 is 21066645.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54666011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2277739 + ... + 2277762.

Almost surely, 2^54666012 is an apocalyptic number.

It is an amenable number.

54666012 is an abundant number, since it is smaller than the sum of its proper divisors (72888044).

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

54666012 is a wasteful number, since it uses less digits than its factorization.

54666012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4555508 (or 4555506 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 54666012 is about 7393.6467321613. The cubic root of 54666012 is about 379.5239005155.

The spelling of 54666012 in words is "fifty-four million, six hundred sixty-six thousand, twelve".