98889524449 has 2 divisors, whose sum is σ = 98889524450. Its totient is φ = 98889524448.

The previous prime is 98889524411. The next prime is 98889524473. The reversal of 98889524449 is 94442598889.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79809075025 + 19080449424 = 282505^2 + 138132^2 .

It is a cyclic number.

It is not a de Polignac number, because 98889524449 - 2¹⁷ = 98889393377 is a prime.

It is not a weakly prime, because it can be changed into another prime (98889524479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49444762224 + 49444762225.

It is an arithmetic number, because the mean of its divisors is an integer number (49444762225).

Almost surely, 2^98889524449 is an apocalyptic number.

It is an amenable number.

98889524449 is a deficient number, since it is larger than the sum of its proper divisors (1).

98889524449 is an equidigital number, since it uses as much as digits as its factorization.

98889524449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 238878720, while the sum is 70.

The spelling of 98889524449 in words is "ninety-eight billion, eight hundred eighty-nine million, five hundred twenty-four thousand, four hundred forty-nine".