3938046342365 has 16 divisors (see below), whose sum is σ = 5003977024368. Its totient is φ = 2964914774016.

The previous prime is 3938046342361. The next prime is 3938046342367. The reversal of 3938046342365 is 5632436408393.

It can be written as a sum of positive squares in 8 ways, for example, as 66175504516 + 3871870837849 = 257246^2 + 1967707^2 .

It is a cyclic number.

It is not a de Polignac number, because 3938046342365 - 2² = 3938046342361 is a prime.

It is a super-2 number, since 2×3938046342365² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3938046342365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3938046342361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323852 + ... + 2825061.

It is an arithmetic number, because the mean of its divisors is an integer number (312748564023).

Almost surely, 2^{3938046342365} is an apocalyptic number.

It is an amenable number.

3938046342365 is a deficient number, since it is larger than the sum of its proper divisors (1065930682003).

3938046342365 is a wasteful number, since it uses less digits than its factorization.

3938046342365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3163648.

The product of its (nonzero) digits is 33592320, while the sum is 56.

The spelling of 3938046342365 in words is "three trillion, nine hundred thirty-eight billion, forty-six million, three hundred forty-two thousand, three hundred sixty-five".