198446130792 has 384 divisors, whose sum is σ = 692710287360. Its totient is φ = 51824551680.

The previous prime is 198446130761. The next prime is 198446130809. The reversal of 198446130792 is 297031644891.

198446130792 is a `hidden beast` number, since 1 + 9 + 84 + 461 + 30 + 79 + 2 = 666.

198446130792 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 18215667 + ... + 18226557.

It is an arithmetic number, because the mean of its divisors is an integer number (1803933040).

Almost surely, 2^198446130792 is an apocalyptic number.

198446130792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 198446130792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (346355143680).

198446130792 is an abundant number, since it is smaller than the sum of its proper divisors (494264156568).

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

198446130792 is a wasteful number, since it uses less digits than its factorization.

198446130792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11035 (or 11019 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The spelling of 198446130792 in words is "one hundred ninety-eight billion, four hundred forty-six million, one hundred thirty thousand, seven hundred ninety-two".