4446505613 has 8 divisors (see below), whose sum is σ = 5061635136. Its totient is φ = 3866526400.

The previous prime is 4446505603. The next prime is 4446505619. The reversal of 4446505613 is 3165056444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4446505613 - 2¹² = 4446501517 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4446505619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8787308 + ... + 8787813.

It is an arithmetic number, because the mean of its divisors is an integer number (632704392).

Almost surely, 2^4446505613 is an apocalyptic number.

It is an amenable number.

4446505613 is a deficient number, since it is larger than the sum of its proper divisors (615129523).

4446505613 is a wasteful number, since it uses less digits than its factorization.

4446505613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17575155.

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 4446505613 is about 66682.1236389484. The cubic root of 4446505613 is about 1644.3955075454.

The spelling of 4446505613 in words is "four billion, four hundred forty-six million, five hundred five thousand, six hundred thirteen".