54245664 has 72 divisors (see below), whose sum is σ = 168294672. Its totient is φ = 16437120.

The previous prime is 54245647. The next prime is 54245677. The reversal of 54245664 is 46654245.

54245664 is a `hidden beast` number, since 542 + 4 + 56 + 64 = 666.

54245664 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 (72).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5394 + ... + 11729.

It is an arithmetic number, because the mean of its divisors is an integer number (2337426).

Almost surely, 2^54245664 is an apocalyptic number.

It is an amenable number.

54245664 is an abundant number, since it is smaller than the sum of its proper divisors (114049008).

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

54245664 is a wasteful number, since it uses less digits than its factorization.

54245664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17150 (or 17139 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 54245664 is about 7365.1655785868. The cubic root of 54245664 is about 378.5486280458.

The spelling of 54245664 in words is "fifty-four million, two hundred forty-five thousand, six hundred sixty-four".