8078835363013 has 4 divisors (see below), whose sum is σ = 8554060972620. Its totient is φ = 7603609753408.

The previous prime is 8078835363007. The next prime is 8078835363017. The reversal of 8078835363013 is 3103635388708.

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 3055060024129 + 5023775338884 = 1747873^2 + 2241378^2 .

It is a cyclic number.

It is not a de Polignac number, because 8078835363013 - 2⁹ = 8078835362501 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 (8078835363017) 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, 237612804778 + ... + 237612804811.

It is an arithmetic number, because the mean of its divisors is an integer number (2138515243155).

Almost surely, 2^{8078835363013} is an apocalyptic number.

It is an amenable number.

8078835363013 is a deficient number, since it is larger than the sum of its proper divisors (475225609607).

8078835363013 is a wasteful number, since it uses less digits than its factorization.

8078835363013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475225609606.

The product of its (nonzero) digits is 8709120, while the sum is 55.

The spelling of 8078835363013 in words is "eight trillion, seventy-eight billion, eight hundred thirty-five million, three hundred sixty-three thousand, thirteen".