194256217104 has 240 divisors, whose sum is σ = 532196205120. Its totient is φ = 61034188800.

The previous prime is 194256217097. The next prime is 194256217139. The reversal of 194256217104 is 401712652491.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 372852364 + ... + 372852884.

It is an arithmetic number, because the mean of its divisors is an integer number (2217484188).

Almost surely, 2^194256217104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 194256217104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266098102560).

194256217104 is an abundant number, since it is smaller than the sum of its proper divisors (337939988016).

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

194256217104 is a wasteful number, since it uses less digits than its factorization.

194256217104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790 (or 753 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

Adding to 194256217104 its reverse (401712652491), we get a palindrome (595968869595).

The spelling of 194256217104 in words is "one hundred ninety-four billion, two hundred fifty-six million, two hundred seventeen thousand, one hundred four".