194085623427 has 8 divisors (see below), whose sum is σ = 259027058880. Its totient is φ = 129267301800.

The previous prime is 194085623419. The next prime is 194085623429. The reversal of 194085623427 is 724326580491.

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

It is not a de Polignac number, because 194085623427 - 2³ = 194085623419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 194085623427.

It is not an unprimeable number, because it can be changed into a prime (194085623429) 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, 30774777 + ... + 30781082.

It is an arithmetic number, because the mean of its divisors is an integer number (32378382360).

It is a 1-persistent number, because it is pandigital, but 2⋅194085623427 = 388171246854 is not.

Almost surely, 2^194085623427 is an apocalyptic number.

194085623427 is a deficient number, since it is larger than the sum of its proper divisors (64941435453).

194085623427 is a wasteful number, since it uses less digits than its factorization.

194085623427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61556913.

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 194085623427 in words is "one hundred ninety-four billion, eighty-five million, six hundred twenty-three thousand, four hundred twenty-seven".