3865035348857 has 8 divisors (see below), whose sum is σ = 4092474633192. Its totient is φ = 3637605427200.

The previous prime is 3865035348851. The next prime is 3865035348859. The reversal of 3865035348857 is 7588435305683.

3865035348857 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1103043967081 + 2761991381776 = 1050259^2 + 1661924^2 .

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 3865035348857 - 2¹⁶ = 3865035283321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3865035348793 and 3865035348802.

It is not an unprimeable number, because it can be changed into a prime (3865035348851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1481744 + ... + 3150497.

It is an arithmetic number, because the mean of its divisors is an integer number (511559329149).

Almost surely, 2^{3865035348857} is an apocalyptic number.

It is an amenable number.

3865035348857 is a deficient number, since it is larger than the sum of its proper divisors (227439284335).

3865035348857 is a wasteful number, since it uses less digits than its factorization.

3865035348857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4681339.

The product of its (nonzero) digits is 290304000, while the sum is 65.

The spelling of 3865035348857 in words is "three trillion, eight hundred sixty-five billion, thirty-five million, three hundred forty-eight thousand, eight hundred fifty-seven".