194512163042 has 8 divisors (see below), whose sum is σ = 293249302236. Its totient is φ = 96762395632.

The previous prime is 194512163029. The next prime is 194512163063. The reversal of 194512163042 is 240361215491.

It can be written as a sum of positive squares in 2 ways, for example, as 115551725041 + 78960438001 = 339929^2 + 280999^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 194512162987 and 194512163005.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246842453 + ... + 246843240.

Almost surely, 2^194512163042 is an apocalyptic number.

194512163042 is a deficient number, since it is larger than the sum of its proper divisors (98737139194).

194512163042 is a wasteful number, since it uses less digits than its factorization.

194512163042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493685892.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 194512163042 in words is "one hundred ninety-four billion, five hundred twelve million, one hundred sixty-three thousand, forty-two".