89380649663 has 2 divisors, whose sum is σ = 89380649664. Its totient is φ = 89380649662.

The previous prime is 89380649587. The next prime is 89380649689. The reversal of 89380649663 is 36694608398.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89380649663 - 2²⁸ = 89112214207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89380649596 and 89380649605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89380643663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44690324831 + 44690324832.

It is an arithmetic number, because the mean of its divisors is an integer number (44690324832).

Almost surely, 2^89380649663 is an apocalyptic number.

89380649663 is a deficient number, since it is larger than the sum of its proper divisors (1).

89380649663 is an equidigital number, since it uses as much as digits as its factorization.

89380649663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40310784, while the sum is 62.

The spelling of 89380649663 in words is "eighty-nine billion, three hundred eighty million, six hundred forty-nine thousand, six hundred sixty-three".