88845281849 has 2 divisors, whose sum is σ = 88845281850. Its totient is φ = 88845281848.

The previous prime is 88845281839. The next prime is 88845281893. The reversal of 88845281849 is 94818254888.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77684838400 + 11160443449 = 278720^2 + 105643^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88845281849 is a prime.

It is not a weakly prime, because it can be changed into another prime (88845281839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44422640924 + 44422640925.

It is an arithmetic number, because the mean of its divisors is an integer number (44422640925).

Almost surely, 2^88845281849 is an apocalyptic number.

It is an amenable number.

88845281849 is a deficient number, since it is larger than the sum of its proper divisors (1).

88845281849 is an equidigital number, since it uses as much as digits as its factorization.

88845281849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47185920, while the sum is 65.

The spelling of 88845281849 in words is "eighty-eight billion, eight hundred forty-five million, two hundred eighty-one thousand, eight hundred forty-nine".