898909909898 has 96 divisors (see below), whose sum is σ = 1845744122880. Its totient is φ = 322753818240.

The previous prime is 898909909841. The next prime is 898909909907.

898909909898 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×898909909898² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8538263 + ... + 8642901.

It is an arithmetic number, because the mean of its divisors is an integer number (19226501280).

Almost surely, 2^898909909898 is an apocalyptic number.

898909909898 is an abundant number, since it is smaller than the sum of its proper divisors (946834212982).

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

898909909898 is a wasteful number, since it uses less digits than its factorization.

898909909898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105292 (or 105285 counting only the distinct ones).

The product of its (nonzero) digits is 2176782336, while the sum is 86.

The spelling of 898909909898 in words is "eight hundred ninety-eight billion, nine hundred nine million, nine hundred nine thousand, eight hundred ninety-eight".