7707800013 has 4 divisors (see below), whose sum is σ = 10277066688. Its totient is φ = 5138533340.

The previous prime is 7707800011. The next prime is 7707800027. The reversal of 7707800013 is 3100087077.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7707800013 - 2¹ = 7707800011 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7707800011) 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, 1284633333 + ... + 1284633338.

It is an arithmetic number, because the mean of its divisors is an integer number (2569266672).

Almost surely, 2^7707800013 is an apocalyptic number.

It is an amenable number.

7707800013 is a deficient number, since it is larger than the sum of its proper divisors (2569266675).

7707800013 is a wasteful number, since it uses less digits than its factorization.

7707800013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2569266674.

The product of its (nonzero) digits is 8232, while the sum is 33.

The square root of 7707800013 is about 87794.0773230176. The cubic root of 7707800013 is about 1975.3473736472.

The spelling of 7707800013 in words is "seven billion, seven hundred seven million, eight hundred thousand, thirteen".