3865266768883 has 4 divisors (see below), whose sum is σ = 4162594981888. Its totient is φ = 3567938555880.

The previous prime is 3865266768809. The next prime is 3865266768929. The reversal of 3865266768883 is 3888676625683.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3865266768883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3865266768383) 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, 148664106483 + ... + 148664106508.

It is an arithmetic number, because the mean of its divisors is an integer number (1040648745472).

Almost surely, 2^{3865266768883} is an apocalyptic number.

3865266768883 is a deficient number, since it is larger than the sum of its proper divisors (297328213005).

3865266768883 is a wasteful number, since it uses less digits than its factorization.

3865266768883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297328213004.

The product of its digits is 3344302080, while the sum is 76.

The spelling of 3865266768883 in words is "three trillion, eight hundred sixty-five billion, two hundred sixty-six million, seven hundred sixty-eight thousand, eight hundred eighty-three".