3665920295663 has 8 divisors (see below), whose sum is σ = 3669000267648. Its totient is φ = 3662840735064.

The previous prime is 3665920295657. The next prime is 3665920295717.

3665920295663 is nontrivially palindromic in base 10.

3665920295663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3665920295663 - 2⁶ = 3665920295599 is a prime.

It is a super-2 number, since 2×3665920295663² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3665920295596 and 3665920295605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3665920292663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19245656 + ... + 19435202.

It is an arithmetic number, because the mean of its divisors is an integer number (458625033456).

Almost surely, 2^{3665920295663} is an apocalyptic number.

3665920295663 is a deficient number, since it is larger than the sum of its proper divisors (3079971985).

3665920295663 is a wasteful number, since it uses less digits than its factorization.

3665920295663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205693.

The product of its (nonzero) digits is 94478400, while the sum is 62.

The spelling of 3665920295663 in words is "three trillion, six hundred sixty-five billion, nine hundred twenty million, two hundred ninety-five thousand, six hundred sixty-three".