3868941952513 has 8 divisors (see below), whose sum is σ = 4220710028640. Its totient is φ = 3517181556480.

The previous prime is 3868941952493. The next prime is 3868941952531. The reversal of 3868941952513 is 3152591498683.

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 3868941952513 - 2¹³ = 3868941944321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3868941982513) 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, 840295 + ... + 2905852.

It is an arithmetic number, because the mean of its divisors is an integer number (527588753580).

Almost surely, 2^{3868941952513} is an apocalyptic number.

It is an amenable number.

3868941952513 is a deficient number, since it is larger than the sum of its proper divisors (351768076127).

3868941952513 is a wasteful number, since it uses less digits than its factorization.

3868941952513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3840047.

The product of its digits is 55987200, while the sum is 64.

The spelling of 3868941952513 in words is "three trillion, eight hundred sixty-eight billion, nine hundred forty-one million, nine hundred fifty-two thousand, five hundred thirteen".