194498380043 has 8 divisors (see below), whose sum is σ = 224661230640. Its totient is φ = 166415726080.

The previous prime is 194498379991. The next prime is 194498380057. The reversal of 194498380043 is 340083894491.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 194498380043 - 2¹⁴ = 194498363659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (194498380343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520048958 + ... + 520049331.

It is an arithmetic number, because the mean of its divisors is an integer number (28082653830).

Almost surely, 2^194498380043 is an apocalyptic number.

194498380043 is a deficient number, since it is larger than the sum of its proper divisors (30162850597).

194498380043 is a wasteful number, since it uses less digits than its factorization.

194498380043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1040098317.

The product of its (nonzero) digits is 2985984, while the sum is 53.

The spelling of 194498380043 in words is "one hundred ninety-four billion, four hundred ninety-eight million, three hundred eighty thousand, forty-three".