54153666 has 24 divisors (see below), whose sum is σ = 134095104. Its totient is φ = 15472440.

The previous prime is 54153647. The next prime is 54153679. The reversal of 54153666 is 66635145.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 54153666.

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, 214770 + ... + 215021.

It is an arithmetic number, because the mean of its divisors is an integer number (5587296).

Almost surely, 2^54153666 is an apocalyptic number.

54153666 is an abundant number, since it is smaller than the sum of its proper divisors (79941438).

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

54153666 is a wasteful number, since it uses less digits than its factorization.

54153666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429806 (or 429803 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 54153666 is about 7358.9174475598. The cubic root of 54153666 is about 378.3345069515.

The spelling of 54153666 in words is "fifty-four million, one hundred fifty-three thousand, six hundred sixty-six".