998804709452 has 48 divisors (see below), whose sum is σ = 1943245893120. Its totient is φ = 445399905600.

The previous prime is 998804709443. The next prime is 998804709521. The reversal of 998804709452 is 254907408899.

It is a super-2 number, since 2×998804709452² (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 (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 369374 + ... + 1460837.

It is an arithmetic number, because the mean of its divisors is an integer number (40484289440).

Almost surely, 2^998804709452 is an apocalyptic number.

It is an amenable number.

998804709452 is a deficient number, since it is larger than the sum of its proper divisors (944441183668).

998804709452 is a wasteful number, since it uses less digits than its factorization.

998804709452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830462 (or 1830460 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 65.

The spelling of 998804709452 in words is "nine hundred ninety-eight billion, eight hundred four million, seven hundred nine thousand, four hundred fifty-two".