194775975875712 has 512 divisors, whose sum is σ = 653914201651200. Its totient is φ = 49898502881280.

The previous prime is 194775975875687. The next prime is 194775975875729. The reversal of 194775975875712 is 217578579577491.

It is a Harshad number since it is a multiple of its sum of digits (84).

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 63 ways as a sum of consecutive naturals, for example, 840236239 + ... + 840468017.

It is an arithmetic number, because the mean of its divisors is an integer number (1277176175100).

Almost surely, 2^{194775975875712} is an apocalyptic number.

194775975875712 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 194775975875712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326957100825600).

194775975875712 is an abundant number, since it is smaller than the sum of its proper divisors (459138225775488).

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

194775975875712 is a wasteful number, since it uses less digits than its factorization.

194775975875712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232204 (or 232192 counting only the distinct ones).

The product of its digits is 10890936000, while the sum is 84.

The spelling of 194775975875712 in words is "one hundred ninety-four trillion, seven hundred seventy-five billion, nine hundred seventy-five million, eight hundred seventy-five thousand, seven hundred twelve".