194072691102 has 64 divisors (see below), whose sum is σ = 396508815360. Its totient is φ = 63313173504.

The previous prime is 194072691073. The next prime is 194072691149. The reversal of 194072691102 is 201196270491.

194072691102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51164118 + ... + 51167910.

It is an arithmetic number, because the mean of its divisors is an integer number (6195450240).

Almost surely, 2^194072691102 is an apocalyptic number.

194072691102 is an abundant number, since it is smaller than the sum of its proper divisors (202436124258).

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

194072691102 is a wasteful number, since it uses less digits than its factorization.

194072691102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4817.

The product of its (nonzero) digits is 54432, while the sum is 42.

The spelling of 194072691102 in words is "one hundred ninety-four billion, seventy-two million, six hundred ninety-one thousand, one hundred two".