3665243455 has 8 divisors (see below), whose sum is σ = 4443635952. Its totient is φ = 2901965568.

The previous prime is 3665243443. The next prime is 3665243513. The reversal of 3665243455 is 5543425663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3665243455 - 2⁷ = 3665243327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3778117 + ... + 3779086.

It is an arithmetic number, because the mean of its divisors is an integer number (555454494).

Almost surely, 2^3665243455 is an apocalyptic number.

3665243455 is a deficient number, since it is larger than the sum of its proper divisors (778392497).

3665243455 is an equidigital number, since it uses as much as digits as its factorization.

3665243455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7557305.

The product of its digits is 1296000, while the sum is 43.

The square root of 3665243455 is about 60541.2541578055. The cubic root of 3665243455 is about 1541.8221327059.

The spelling of 3665243455 in words is "three billion, six hundred sixty-five million, two hundred forty-three thousand, four hundred fifty-five".