54449568 has 36 divisors (see below), whose sum is σ = 154841778. Its totient is φ = 18149760.

The previous prime is 54449557. The next prime is 54449587. The reversal of 54449568 is 86594445.

54449568 is a `hidden beast` number, since 5 + 44 + 49 + 568 = 666.

It can be written as a sum of positive squares in only one way, i.e., 51667344 + 2782224 = 7188^2 + 1668^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 94243 + ... + 94818.

Almost surely, 2^54449568 is an apocalyptic number.

It is an amenable number.

54449568 is an abundant number, since it is smaller than the sum of its proper divisors (100392210).

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

54449568 is a wasteful number, since it uses less digits than its factorization.

54449568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189077 (or 189066 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 54449568 is about 7378.9950535286. The cubic root of 54449568 is about 379.0223437420.

The spelling of 54449568 in words is "fifty-four million, four hundred forty-nine thousand, five hundred sixty-eight".