64160444 has 6 divisors (see below), whose sum is σ = 112280784. Its totient is φ = 32080220.

The previous prime is 64160417. The next prime is 64160461. The reversal of 64160444 is 44406146.

64160444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 8020052 + ... + 8020059.

It is an arithmetic number, because the mean of its divisors is an integer number (18713464).

Almost surely, 2^64160444 is an apocalyptic number.

It is an amenable number.

64160444 is a deficient number, since it is larger than the sum of its proper divisors (48120340).

64160444 is a wasteful number, since it uses less digits than its factorization.

64160444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16040115 (or 16040113 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 64160444 is about 8010.0214731298. The cubic root of 64160444 is about 400.3339794001. Note that the first 3 decimals are identical.

The spelling of 64160444 in words is "sixty-four million, one hundred sixty thousand, four hundred forty-four".