9853469800225 has 24 divisors (see below), whose sum is σ = 12291985637568. Its totient is φ = 7835242363200.

The previous prime is 9853469800127. The next prime is 9853469800231. The reversal of 9853469800225 is 5220089643589.

It is a happy number.

It is not a de Polignac number, because 9853469800225 - 2²³ = 9853461411617 is a prime.

It is a super-2 number, since 2×9853469800225² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 160944870 + ... + 161006080.

It is an arithmetic number, because the mean of its divisors is an integer number (512166068232).

Almost surely, 2^{9853469800225} is an apocalyptic number.

It is an amenable number.

9853469800225 is a deficient number, since it is larger than the sum of its proper divisors (2438515837343).

9853469800225 is a wasteful number, since it uses less digits than its factorization.

9853469800225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99945 (or 99940 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 61.

The spelling of 9853469800225 in words is "nine trillion, eight hundred fifty-three billion, four hundred sixty-nine million, eight hundred thousand, two hundred twenty-five".