9458198820 has 96 divisors (see below), whose sum is σ = 33629164800. Its totient is φ = 2161873152.

The previous prime is 9458198669. The next prime is 9458198861. The reversal of 9458198820 is 288918549.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1247305 + ... + 1254864.

It is an arithmetic number, because the mean of its divisors is an integer number (350303800).

Almost surely, 2^9458198820 is an apocalyptic number.

9458198820 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9458198820 is an abundant number, since it is smaller than the sum of its proper divisors (24170965980).

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

9458198820 is a wasteful number, since it uses less digits than its factorization.

9458198820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2502194 (or 2502186 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 54.

The square root of 9458198820 is about 97253.2715130962. The cubic root of 9458198820 is about 2114.8008665189.

The spelling of 9458198820 in words is "nine billion, four hundred fifty-eight million, one hundred ninety-eight thousand, eight hundred twenty".