3855968695583 has 4 divisors (see below), whose sum is σ = 3856989066840. Its totient is φ = 3854948324328.

The previous prime is 3855968695567. The next prime is 3855968695681.

3855968695583 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3855968695583 - 2⁴ = 3855968695567 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3855968695498 and 3855968695507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3855968695783) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 510179960 + ... + 510187517.

It is an arithmetic number, because the mean of its divisors is an integer number (964247266710).

Almost surely, 2^{3855968695583} is an apocalyptic number.

3855968695583 is a deficient number, since it is larger than the sum of its proper divisors (1020371257).

3855968695583 is a wasteful number, since it uses less digits than its factorization.

3855968695583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020371256.

The product of its digits is 8398080000, while the sum is 80.

The spelling of 3855968695583 in words is "three trillion, eight hundred fifty-five billion, nine hundred sixty-eight million, six hundred ninety-five thousand, five hundred eighty-three".