3857955408383 has 4 divisors (see below), whose sum is σ = 3857990891088. Its totient is φ = 3857919925680.

The previous prime is 3857955408379. The next prime is 3857955408397. The reversal of 3857955408383 is 3838045597583.

It is a happy number.

3857955408383 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3857955408383 - 2² = 3857955408379 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3857955408313) 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, 17577758 + ... + 17795883.

It is an arithmetic number, because the mean of its divisors is an integer number (964497722772).

Almost surely, 2^{3857955408383} is an apocalyptic number.

3857955408383 is a deficient number, since it is larger than the sum of its proper divisors (35482705).

3857955408383 is a wasteful number, since it uses less digits than its factorization.

3857955408383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35482704.

The product of its (nonzero) digits is 435456000, while the sum is 68.

The spelling of 3857955408383 in words is "three trillion, eight hundred fifty-seven billion, nine hundred fifty-five million, four hundred eight thousand, three hundred eighty-three".