4621120665 has 40 divisors (see below), whose sum is σ = 8625645888. Its totient is φ = 2112495840.

The previous prime is 4621120657. The next prime is 4621120667. The reversal of 4621120665 is 5660211264.

It is not a de Polignac number, because 4621120665 - 2³ = 4621120657 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4621120667) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 28141 + ... + 100170.

Almost surely, 2^4621120665 is an apocalyptic number.

It is an amenable number.

4621120665 is a deficient number, since it is larger than the sum of its proper divisors (4004525223).

4621120665 is an equidigital number, since it uses as much as digits as its factorization.

4621120665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128347 (or 128326 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 4621120665 is about 67978.8251222394. The cubic root of 4621120665 is about 1665.6449647142.

The spelling of 4621120665 in words is "four billion, six hundred twenty-one million, one hundred twenty thousand, six hundred sixty-five".