49445568 has 42 divisors (see below), whose sum is σ = 141728444. Its totient is φ = 16481664.

The previous prime is 49445533. The next prime is 49445573. The reversal of 49445568 is 86554494.

49445568 is a `hidden beast` number, since 4 + 94 + 4 + 556 + 8 = 666.

49445568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 5 ways as a sum of consecutive naturals, for example, 42346 + ... + 43497.

Almost surely, 2^49445568 is an apocalyptic number.

49445568 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

49445568 is an abundant number, since it is smaller than the sum of its proper divisors (92282876).

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

49445568 is a wasteful number, since it uses less digits than its factorization.

49445568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85861 (or 85848 counting only the distinct ones).

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

The square root of 49445568 is about 7031.7542619179. The cubic root of 49445568 is about 367.0363888713.

The spelling of 49445568 in words is "forty-nine million, four hundred forty-five thousand, five hundred sixty-eight".