188613013663 has 2 divisors, whose sum is σ = 188613013664. Its totient is φ = 188613013662.

The previous prime is 188613013613. The next prime is 188613013709. The reversal of 188613013663 is 366310316881.

It is an a-pointer prime, because the next prime (188613013709) can be obtained adding 188613013663 to its sum of digits (46).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 188613013663 - 2²¹ = 188610916511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (188613013613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94306506831 + 94306506832.

It is an arithmetic number, because the mean of its divisors is an integer number (94306506832).

Almost surely, 2^188613013663 is an apocalyptic number.

188613013663 is a deficient number, since it is larger than the sum of its proper divisors (1).

188613013663 is an equidigital number, since it uses as much as digits as its factorization.

188613013663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 46.

The spelling of 188613013663 in words is "one hundred eighty-eight billion, six hundred thirteen million, thirteen thousand, six hundred sixty-three".