98144580918 has 32 divisors (see below), whose sum is σ = 198155776896. Its totient is φ = 32403857408.

The previous prime is 98144580901. The next prime is 98144580943. The reversal of 98144580918 is 81908544189.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7365430 + ... + 7378742.

It is an arithmetic number, because the mean of its divisors is an integer number (6192368028).

Almost surely, 2^98144580918 is an apocalyptic number.

98144580918 is an abundant number, since it is smaller than the sum of its proper divisors (100011195978).

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

98144580918 is a wasteful number, since it uses less digits than its factorization.

98144580918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24908.

The product of its (nonzero) digits is 3317760, while the sum is 57.

The spelling of 98144580918 in words is "ninety-eight billion, one hundred forty-four million, five hundred eighty thousand, nine hundred eighteen".