4038912768965 has 16 divisors (see below), whose sum is σ = 4861431945216. Its totient is φ = 3221317992000.

The previous prime is 4038912768937. The next prime is 4038912769007. The reversal of 4038912768965 is 5698672198304.

It is not a de Polignac number, because 4038912768965 - 2¹⁰ = 4038912767941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4038912768895 and 4038912768904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1891874 + ... + 3414236.

It is an arithmetic number, because the mean of its divisors is an integer number (303839496576).

It is a 1-persistent number, because it is pandigital, but 2⋅4038912768965 = 8077825537930 is not.

Almost surely, 2^{4038912768965} is an apocalyptic number.

It is an amenable number.

4038912768965 is a deficient number, since it is larger than the sum of its proper divisors (822519176251).

4038912768965 is a wasteful number, since it uses less digits than its factorization.

4038912768965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523980.

The product of its (nonzero) digits is 156764160, while the sum is 68.

The spelling of 4038912768965 in words is "four trillion, thirty-eight billion, nine hundred twelve million, seven hundred sixty-eight thousand, nine hundred sixty-five".