4407993664 has 28 divisors (see below), whose sum is σ = 9029281408. Its totient is φ = 2132899200.

The previous prime is 4407993659. The next prime is 4407993727. The reversal of 4407993664 is 4663997044.

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 in 3 ways as a sum of consecutive naturals, for example, 1108902 + ... + 1112869.

It is an arithmetic number, because the mean of its divisors is an integer number (322474336).

Almost surely, 2^4407993664 is an apocalyptic number.

It is an amenable number.

4407993664 is an abundant number, since it is smaller than the sum of its proper divisors (4621287744).

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

4407993664 is a wasteful number, since it uses less digits than its factorization.

4407993664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2221814 (or 2221804 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 52.

The square root of 4407993664 is about 66392.7229747357. The cubic root of 4407993664 is about 1639.6342710144.

The spelling of 4407993664 in words is "four billion, four hundred seven million, nine hundred ninety-three thousand, six hundred sixty-four".