98588985381 has 32 divisors (see below), whose sum is σ = 150804157440. Its totient is φ = 63591091200.

The previous prime is 98588985379. The next prime is 98588985413. The reversal of 98588985381 is 18358988589.

98588985381 is a `hidden beast` number, since 9 + 8 + 5 + 8 + 89 + 8 + 538 + 1 = 666.

It is not a de Polignac number, because 98588985381 - 2¹ = 98588985379 is a prime.

It is a super-2 number, since 2×98588985381² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98588985181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4503021 + ... + 4524861.

It is an arithmetic number, because the mean of its divisors is an integer number (4712629920).

Almost surely, 2^98588985381 is an apocalyptic number.

It is an amenable number.

98588985381 is a deficient number, since it is larger than the sum of its proper divisors (52215172059).

98588985381 is a wasteful number, since it uses less digits than its factorization.

98588985381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27274 (or 27268 counting only the distinct ones).

The product of its digits is 199065600, while the sum is 72.

The spelling of 98588985381 in words is "ninety-eight billion, five hundred eighty-eight million, nine hundred eighty-five thousand, three hundred eighty-one".