898525655969 has 2 divisors, whose sum is σ = 898525655970. Its totient is φ = 898525655968.

The previous prime is 898525655953. The next prime is 898525656031. The reversal of 898525655969 is 969556525898.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 889839415969 + 8686240000 = 943313^2 + 93200^2 .

It is a cyclic number.

It is not a de Polignac number, because 898525655969 - 2⁴ = 898525655953 is a prime.

It is a super-2 number, since 2×898525655969² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 898525655969.

It is not a weakly prime, because it can be changed into another prime (898525655569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449262827984 + 449262827985.

It is an arithmetic number, because the mean of its divisors is an integer number (449262827985).

Almost surely, 2^898525655969 is an apocalyptic number.

It is an amenable number.

898525655969 is a deficient number, since it is larger than the sum of its proper divisors (1).

898525655969 is an equidigital number, since it uses as much as digits as its factorization.

898525655969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2099520000, while the sum is 77.

The spelling of 898525655969 in words is "eight hundred ninety-eight billion, five hundred twenty-five million, six hundred fifty-five thousand, nine hundred sixty-nine".