4448479685407 has 4 divisors (see below), whose sum is σ = 4467092571360. Its totient is φ = 4429866799456.

The previous prime is 4448479685399. The next prime is 4448479685449. The reversal of 4448479685407 is 7045869748444.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4448479685407 - 2³ = 4448479685399 is a prime.

It is a super-3 number, since 3×4448479685407³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4448479685477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9306442618 + ... + 9306443095.

It is an arithmetic number, because the mean of its divisors is an integer number (1116773142840).

Almost surely, 2^{4448479685407} is an apocalyptic number.

4448479685407 is a deficient number, since it is larger than the sum of its proper divisors (18612885953).

4448479685407 is a wasteful number, since it uses less digits than its factorization.

4448479685407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18612885952.

The product of its (nonzero) digits is 867041280, while the sum is 70.

The spelling of 4448479685407 in words is "four trillion, four hundred forty-eight billion, four hundred seventy-nine million, six hundred eighty-five thousand, four hundred seven".