194971376604 has 12 divisors (see below), whose sum is σ = 454933212104. Its totient is φ = 64990458864.

The previous prime is 194971376599. The next prime is 194971376627. The reversal of 194971376604 is 406673179491.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 8123807347 + ... + 8123807370.

Almost surely, 2^194971376604 is an apocalyptic number.

It is an amenable number.

194971376604 is an abundant number, since it is smaller than the sum of its proper divisors (259961835500).

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

194971376604 is a wasteful number, since it uses less digits than its factorization.

194971376604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16247614724 (or 16247614722 counting only the distinct ones).

The product of its (nonzero) digits is 6858432, while the sum is 57.

The spelling of 194971376604 in words is "one hundred ninety-four billion, nine hundred seventy-one million, three hundred seventy-six thousand, six hundred four".