194917463613321 has 8 divisors (see below), whose sum is σ = 259890346787904. Its totient is φ = 129944778090480.

The previous prime is 194917463613283. The next prime is 194917463613331. The reversal of 194917463613321 is 123316364719491.

194917463613321 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 194917463613321 - 2⁷ = 194917463613193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (194917463613331) 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, 47096365 + ... + 51067626.

It is an arithmetic number, because the mean of its divisors is an integer number (32486293348488).

Almost surely, 2^{194917463613321} is an apocalyptic number.

It is an amenable number.

194917463613321 is a deficient number, since it is larger than the sum of its proper divisors (64972883174583).

194917463613321 is an equidigital number, since it uses as much as digits as its factorization.

194917463613321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98825871.

The product of its digits is 17635968, while the sum is 60.

The spelling of 194917463613321 in words is "one hundred ninety-four trillion, nine hundred seventeen billion, four hundred sixty-three million, six hundred thirteen thousand, three hundred twenty-one".