193861222328 has 8 divisors (see below), whose sum is σ = 363489791880. Its totient is φ = 96930611160.

The previous prime is 193861222301. The next prime is 193861222333. The reversal of 193861222328 is 823222168391.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12116326388 + ... + 12116326403.

It is an arithmetic number, because the mean of its divisors is an integer number (45436223985).

Almost surely, 2^193861222328 is an apocalyptic number.

It is an amenable number.

193861222328 is a deficient number, since it is larger than the sum of its proper divisors (169628569552).

193861222328 is a wasteful number, since it uses less digits than its factorization.

193861222328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24232652797 (or 24232652793 counting only the distinct ones).

The product of its digits is 497664, while the sum is 47.

The spelling of 193861222328 in words is "one hundred ninety-three billion, eight hundred sixty-one million, two hundred twenty-two thousand, three hundred twenty-eight".