98771903918 has 16 divisors (see below), whose sum is σ = 148439720016. Its totient is φ = 49292076480.

The previous prime is 98771903873. The next prime is 98771903957. The reversal of 98771903918 is 81930917789.

It is a Curzon number.

It is a congruent number.

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, 2642105 + ... + 2679227.

It is an arithmetic number, because the mean of its divisors is an integer number (9277482501).

Almost surely, 2^98771903918 is an apocalyptic number.

98771903918 is a deficient number, since it is larger than the sum of its proper divisors (49667816098).

98771903918 is a wasteful number, since it uses less digits than its factorization.

98771903918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39619.

The product of its (nonzero) digits is 6858432, while the sum is 62.

The spelling of 98771903918 in words is "ninety-eight billion, seven hundred seventy-one million, nine hundred three thousand, nine hundred eighteen".