3943738118837 has 8 divisors (see below), whose sum is σ = 4305933784992. Its totient is φ = 3582154789200.

The previous prime is 3943738118783. The next prime is 3943738118849. The reversal of 3943738118837 is 7388118373493.

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 3943738118837 - 2¹² = 3943738114741 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 (3943738118897) 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, 153070658 + ... + 153096419.

It is an arithmetic number, because the mean of its divisors is an integer number (538241723124).

Almost surely, 2^{3943738118837} is an apocalyptic number.

It is an amenable number.

3943738118837 is a deficient number, since it is larger than the sum of its proper divisors (362195666155).

3943738118837 is a wasteful number, since it uses less digits than its factorization.

3943738118837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306168259.

The product of its digits is 73156608, while the sum is 65.

The spelling of 3943738118837 in words is "three trillion, nine hundred forty-three billion, seven hundred thirty-eight million, one hundred eighteen thousand, eight hundred thirty-seven".