98391058838 has 16 divisors (see below), whose sum is σ = 148137570576. Its totient is φ = 49011938400.

The previous prime is 98391058811. The next prime is 98391058841. The reversal of 98391058838 is 83885019389.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3438920 + ... + 3467412.

It is an arithmetic number, because the mean of its divisors is an integer number (9258598161).

Almost surely, 2^98391058838 is an apocalyptic number.

98391058838 is a deficient number, since it is larger than the sum of its proper divisors (49746511738).

98391058838 is a wasteful number, since it uses less digits than its factorization.

98391058838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34879.

The product of its (nonzero) digits is 14929920, while the sum is 62.

The spelling of 98391058838 in words is "ninety-eight billion, three hundred ninety-one million, fifty-eight thousand, eight hundred thirty-eight".