3923917253713 has 4 divisors (see below), whose sum is σ = 3927933546660. Its totient is φ = 3919900960768.

The previous prime is 3923917253671. The next prime is 3923917253749. The reversal of 3923917253713 is 3173527193293.

It is a happy number.

3923917253713 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 can be written as a sum of positive squares in 2 ways, for example, as 3478717377424 + 445199876289 = 1865132^2 + 667233^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3923917253713 is a prime.

It is a super-2 number, since 2×3923917253713² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3923917251713) 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, 2008145008 + ... + 2008146961.

It is an arithmetic number, because the mean of its divisors is an integer number (981983386665).

Almost surely, 2^{3923917253713} is an apocalyptic number.

It is an amenable number.

3923917253713 is a deficient number, since it is larger than the sum of its proper divisors (4016292947).

3923917253713 is an equidigital number, since it uses as much as digits as its factorization.

3923917253713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4016292946.

The product of its digits is 6429780, while the sum is 55.

The spelling of 3923917253713 in words is "three trillion, nine hundred twenty-three billion, nine hundred seventeen million, two hundred fifty-three thousand, seven hundred thirteen".