99606516013 has 2 divisors, whose sum is σ = 99606516014. Its totient is φ = 99606516012.

The previous prime is 99606516011. The next prime is 99606516043. The reversal of 99606516013 is 31061560699.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97885759689 + 1720756324 = 312867^2 + 41482^2 .

It is a cyclic number.

It is not a de Polignac number, because 99606516013 - 2¹ = 99606516011 is a prime.

Together with 99606516011, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99606516011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49803258006 + 49803258007.

It is an arithmetic number, because the mean of its divisors is an integer number (49803258007).

Almost surely, 2^99606516013 is an apocalyptic number.

It is an amenable number.

99606516013 is a deficient number, since it is larger than the sum of its proper divisors (1).

99606516013 is an equidigital number, since it uses as much as digits as its factorization.

99606516013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 262440, while the sum is 46.

The spelling of 99606516013 in words is "ninety-nine billion, six hundred six million, five hundred sixteen thousand, thirteen".