194790661116 has 12 divisors (see below), whose sum is σ = 454511542632. Its totient is φ = 64930220368.

The previous prime is 194790661067. The next prime is 194790661123. The reversal of 194790661116 is 611166097491.

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, 8116277535 + ... + 8116277558.

It is an arithmetic number, because the mean of its divisors is an integer number (37875961886).

Almost surely, 2^194790661116 is an apocalyptic number.

It is an amenable number.

194790661116 is an abundant number, since it is smaller than the sum of its proper divisors (259720881516).

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

194790661116 is a wasteful number, since it uses less digits than its factorization.

194790661116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16232555100 (or 16232555098 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 51.

The spelling of 194790661116 in words is "one hundred ninety-four billion, seven hundred ninety million, six hundred sixty-one thousand, one hundred sixteen".