194928798452 has 6 divisors (see below), whose sum is σ = 341125397298. Its totient is φ = 97464399224.

The previous prime is 194928798451. The next prime is 194928798457. The reversal of 194928798452 is 254897829491.

It can be written as a sum of positive squares in only one way, i.e., 189881548516 + 5047249936 = 435754^2 + 71044^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194928798451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24366099803 + ... + 24366099810.

It is an arithmetic number, because the mean of its divisors is an integer number (56854232883).

Almost surely, 2^194928798452 is an apocalyptic number.

It is an amenable number.

194928798452 is a deficient number, since it is larger than the sum of its proper divisors (146196598846).

194928798452 is a wasteful number, since it uses less digits than its factorization.

194928798452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48732199617 (or 48732199615 counting only the distinct ones).

The product of its digits is 104509440, while the sum is 68.

The spelling of 194928798452 in words is "one hundred ninety-four billion, nine hundred twenty-eight million, seven hundred ninety-eight thousand, four hundred fifty-two".