4379383665 has 56 divisors (see below), whose sum is σ = 7898560128. Its totient is φ = 2329961760.

The previous prime is 4379383607. The next prime is 4379383669. The reversal of 4379383665 is 5663839734.

It is not a de Polignac number, because 4379383665 - 2⁶ = 4379383601 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (4379383669) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1788472 + ... + 1790918.

Almost surely, 2^4379383665 is an apocalyptic number.

4379383665 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4379383665 is a deficient number, since it is larger than the sum of its proper divisors (3519176463).

4379383665 is an equidigital number, since it uses as much as digits as its factorization.

4379383665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2961 (or 2946 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 54.

The square root of 4379383665 is about 66176.9118726463. The cubic root of 4379383665 is about 1636.0792302311.

The spelling of 4379383665 in words is "four billion, three hundred seventy-nine million, three hundred eighty-three thousand, six hundred sixty-five".