3913876513765 has 8 divisors (see below), whose sum is σ = 4696747257888. Its totient is φ = 3131037583440.

The previous prime is 3913876513709. The next prime is 3913876513777. The reversal of 3913876513765 is 5673156783193.

3913876513765 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3913876513765 - 2⁴¹ = 1714853258213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3913876513697 and 3913876513706.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7681951 + ... + 8175580.

It is an arithmetic number, because the mean of its divisors is an integer number (587093407236).

Almost surely, 2^{3913876513765} is an apocalyptic number.

It is an amenable number.

3913876513765 is a deficient number, since it is larger than the sum of its proper divisors (782870744123).

3913876513765 is a wasteful number, since it uses less digits than its factorization.

3913876513765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15906899.

The product of its digits is 85730400, while the sum is 64.

The spelling of 3913876513765 in words is "three trillion, nine hundred thirteen billion, eight hundred seventy-six million, five hundred thirteen thousand, seven hundred sixty-five".