98186460638128 has 40 divisors (see below), whose sum is σ = 201480081257520. Its totient is φ = 46193133434880.

The previous prime is 98186460638047. The next prime is 98186460638137. The reversal of 98186460638128 is 82183606468189.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46862818 + ... + 48913153.

It is an arithmetic number, because the mean of its divisors is an integer number (5037002031438).

Almost surely, 2^{98186460638128} is an apocalyptic number.

It is an amenable number.

98186460638128 is an abundant number, since it is smaller than the sum of its proper divisors (103293620619392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98186460638128 is a wasteful number, since it uses less digits than its factorization.

98186460638128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95779765 (or 95779759 counting only the distinct ones).

The product of its (nonzero) digits is 191102976, while the sum is 70.

The spelling of 98186460638128 in words is "ninety-eight trillion, one hundred eighty-six billion, four hundred sixty million, six hundred thirty-eight thousand, one hundred twenty-eight".