194381079950 has 48 divisors (see below), whose sum is σ = 370730334240. Its totient is φ = 75781632000.

The previous prime is 194381079947. The next prime is 194381079961. The reversal of 194381079950 is 59970183491.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2067566 + ... + 2159534.

It is an arithmetic number, because the mean of its divisors is an integer number (7723548630).

Almost surely, 2^194381079950 is an apocalyptic number.

194381079950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

194381079950 is a deficient number, since it is larger than the sum of its proper divisors (176349254290).

194381079950 is a wasteful number, since it uses less digits than its factorization.

194381079950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93053 (or 93048 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 56.

The spelling of 194381079950 in words is "one hundred ninety-four billion, three hundred eighty-one million, seventy-nine thousand, nine hundred fifty".