88505663 has 2 divisors, whose sum is σ = 88505664. Its totient is φ = 88505662.

The previous prime is 88505647. The next prime is 88505671. The reversal of 88505663 is 36650588.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88505663 - 2⁴ = 88505647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 88505663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (88505603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44252831 + 44252832.

It is an arithmetic number, because the mean of its divisors is an integer number (44252832).

Almost surely, 2^88505663 is an apocalyptic number.

88505663 is a deficient number, since it is larger than the sum of its proper divisors (1).

88505663 is an equidigital number, since it uses as much as digits as its factorization.

88505663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172800, while the sum is 41.

The square root of 88505663 is about 9407.7448413528. The cubic root of 88505663 is about 445.6463493840.

The spelling of 88505663 in words is "eighty-eight million, five hundred five thousand, six hundred sixty-three".