194483161264 has 40 divisors (see below), whose sum is σ = 453306621440. Its totient is φ = 78963087168.

The previous prime is 194483161261. The next prime is 194483161291. The reversal of 194483161264 is 462161384491.

It is not an unprimeable number, because it can be changed into a prime (194483161261) 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, 45694104 + ... + 45698359.

It is an arithmetic number, because the mean of its divisors is an integer number (11332665536).

Almost surely, 2^194483161264 is an apocalyptic number.

194483161264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

194483161264 is an abundant number, since it is smaller than the sum of its proper divisors (258823460176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

194483161264 is a wasteful number, since it uses less digits than its factorization.

194483161264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91392497 (or 91392491 counting only the distinct ones).

The product of its digits is 995328, while the sum is 49.

The spelling of 194483161264 in words is "one hundred ninety-four billion, four hundred eighty-three million, one hundred sixty-one thousand, two hundred sixty-four".