194283724245 has 16 divisors (see below), whose sum is σ = 334765802112. Its totient is φ = 95647371840.

The previous prime is 194283724237. The next prime is 194283724247. The reversal of 194283724245 is 542427382491.

It is not a de Polignac number, because 194283724245 - 2³ = 194283724237 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194283724247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 498163201 + ... + 498163590.

It is an arithmetic number, because the mean of its divisors is an integer number (20922862632).

Almost surely, 2^194283724245 is an apocalyptic number.

194283724245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

194283724245 is a deficient number, since it is larger than the sum of its proper divisors (140482077867).

194283724245 is a wasteful number, since it uses less digits than its factorization.

194283724245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996326812.

The product of its digits is 3870720, while the sum is 51.

The spelling of 194283724245 in words is "one hundred ninety-four billion, two hundred eighty-three million, seven hundred twenty-four thousand, two hundred forty-five".