98853019281 has 9 divisors (see below), whose sum is σ = 142789056969. Its totient is φ = 65901384036.

The previous prime is 98853019273. The next prime is 98853019297. The reversal of 98853019281 is 18291035889.

The square root of 98853019281 is 314409.

It is a perfect power (a square), and thus also a powerful number.

98853019281 is a `hidden beast` number, since 9 + 88 + 530 + 1 + 9 + 28 + 1 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 98853019281 - 2³ = 98853019273 is a prime.

It is a super-2 number, since 2×98853019281² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (98853019241) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 890826 + ... + 995628.

Almost surely, 2^98853019281 is an apocalyptic number.

98853019281 is the 314409-th square number.

98853019281 is the 157205-th centered octagonal number.

It is an amenable number.

98853019281 is a deficient number, since it is larger than the sum of its proper divisors (43936037688).

98853019281 is an frugal number, since it uses more digits than its factorization.

98853019281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209612 (or 104806 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 54.

The spelling of 98853019281 in words is "ninety-eight billion, eight hundred fifty-three million, nineteen thousand, two hundred eighty-one".