194850340608 has 144 divisors (see below), whose sum is σ = 646549053696. Its totient is φ = 50610462720.

The previous prime is 194850340603. The next prime is 194850340679. The reversal of 194850340608 is 806043058491.

It is a super-2 number, since 2×194850340608² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194850340603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1588341 + ... + 1706612.

It is an arithmetic number, because the mean of its divisors is an integer number (4489923984).

Almost surely, 2^194850340608 is an apocalyptic number.

It is an amenable number.

194850340608 is an abundant number, since it is smaller than the sum of its proper divisors (451698713088).

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

194850340608 is a wasteful number, since it uses less digits than its factorization.

194850340608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3294990 (or 3294976 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 48.

The spelling of 194850340608 in words is "one hundred ninety-four billion, eight hundred fifty million, three hundred forty thousand, six hundred eight".