4939564944065 has 8 divisors (see below), whose sum is σ = 6087680039400. Its totient is φ = 3844850550912.

The previous prime is 4939564944059. The next prime is 4939564944079. The reversal of 4939564944065 is 5604494659394.

It can be written as a sum of positive squares in 4 ways, for example, as 2210910269569 + 2728654674496 = 1486913^2 + 1651864^2 .

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 4939564944065 - 2⁶ = 4939564944001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4939564943986 and 4939564944004.

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, 13350175340 + ... + 13350175709.

It is an arithmetic number, because the mean of its divisors is an integer number (760960004925).

Almost surely, 2^{4939564944065} is an apocalyptic number.

It is an amenable number.

4939564944065 is a deficient number, since it is larger than the sum of its proper divisors (1148115095335).

4939564944065 is a wasteful number, since it uses less digits than its factorization.

4939564944065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26700351091.

The product of its (nonzero) digits is 503884800, while the sum is 68.

The spelling of 4939564944065 in words is "four trillion, nine hundred thirty-nine billion, five hundred sixty-four million, nine hundred forty-four thousand, sixty-five".