98989898995 has 64 divisors (see below), whose sum is σ = 136717701120. Its totient is φ = 68159232000.

The previous prime is 98989898981. The next prime is 98989899011. The reversal of 98989898995 is 59989898989.

It is not a de Polignac number, because 98989898995 - 2¹¹ = 98989896947 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 95273686 + ... + 95274724.

It is an arithmetic number, because the mean of its divisors is an integer number (2136214080).

Almost surely, 2^98989898995 is an apocalyptic number.

98989898995 is a deficient number, since it is larger than the sum of its proper divisors (37727802125).

98989898995 is a wasteful number, since it uses less digits than its factorization.

98989898995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1796.

The product of its digits is 10883911680, while the sum is 91.

The spelling of 98989898995 in words is "ninety-eight billion, nine hundred eighty-nine million, eight hundred ninety-eight thousand, nine hundred ninety-five".