4435066644 has 12 divisors (see below), whose sum is σ = 10348488864. Its totient is φ = 1478355544.

The previous prime is 4435066627. The next prime is 4435066681. The reversal of 4435066644 is 4466605344.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×4435066644² = 39339632273442845472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4435066596 and 4435066605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184794432 + ... + 184794455.

It is an arithmetic number, because the mean of its divisors is an integer number (862374072).

Almost surely, 2^4435066644 is an apocalyptic number.

It is an amenable number.

4435066644 is an abundant number, since it is smaller than the sum of its proper divisors (5913422220).

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

4435066644 is a wasteful number, since it uses less digits than its factorization.

4435066644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369588894 (or 369588892 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 42.

The square root of 4435066644 is about 66596.2960231273. The cubic root of 4435066644 is about 1642.9841863738.

The spelling of 4435066644 in words is "four billion, four hundred thirty-five million, sixty-six thousand, six hundred forty-four".