99663614227 has 2 divisors, whose sum is σ = 99663614228. Its totient is φ = 99663614226.

The previous prime is 99663614213. The next prime is 99663614261. The reversal of 99663614227 is 72241636699.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99663614227 - 2¹¹ = 99663612179 is a prime.

It is not a weakly prime, because it can be changed into another prime (99663614327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49831807113 + 49831807114.

It is an arithmetic number, because the mean of its divisors is an integer number (49831807114).

Almost surely, 2^99663614227 is an apocalyptic number.

99663614227 is a deficient number, since it is larger than the sum of its proper divisors (1).

99663614227 is an equidigital number, since it uses as much as digits as its factorization.

99663614227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5878656, while the sum is 55.

The spelling of 99663614227 in words is "ninety-nine billion, six hundred sixty-three million, six hundred fourteen thousand, two hundred twenty-seven".