194488762272 has 96 divisors (see below), whose sum is σ = 584451407232. Its totient is φ = 55474397184.

The previous prime is 194488762231. The next prime is 194488762297. The reversal of 194488762272 is 272267884491.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154468 + ... + 642524.

It is an arithmetic number, because the mean of its divisors is an integer number (6088035492).

Almost surely, 2^194488762272 is an apocalyptic number.

194488762272 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 194488762272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292225703616).

194488762272 is an abundant number, since it is smaller than the sum of its proper divisors (389962644960).

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

194488762272 is a wasteful number, since it uses less digits than its factorization.

194488762272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488670 (or 488662 counting only the distinct ones).

The product of its digits is 21676032, while the sum is 60.

The spelling of 194488762272 in words is "one hundred ninety-four billion, four hundred eighty-eight million, seven hundred sixty-two thousand, two hundred seventy-two".