898398142819 has 8 divisors (see below), whose sum is σ = 923524933968. Its totient is φ = 873315865440.

The previous prime is 898398142793. The next prime is 898398142823. The reversal of 898398142819 is 918241893898.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 898398142819 - 2¹⁷ = 898398011747 is a prime.

It is a super-2 number, since 2×898398142819² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (898398142879) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11087512 + ... + 11168245.

It is an arithmetic number, because the mean of its divisors is an integer number (115440616746).

Almost surely, 2^898398142819 is an apocalyptic number.

898398142819 is a deficient number, since it is larger than the sum of its proper divisors (25126791149).

898398142819 is a wasteful number, since it uses less digits than its factorization.

898398142819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22256885.

The product of its digits is 71663616, while the sum is 70.

The spelling of 898398142819 in words is "eight hundred ninety-eight billion, three hundred ninety-eight million, one hundred forty-two thousand, eight hundred nineteen".