194740583057 has 2 divisors, whose sum is σ = 194740583058. Its totient is φ = 194740583056.

The previous prime is 194740583041. The next prime is 194740583099. The reversal of 194740583057 is 750385047491.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114016976896 + 80723606161 = 337664^2 + 284119^2 .

It is a cyclic number.

It is not a de Polignac number, because 194740583057 - 2⁴ = 194740583041 is a prime.

It is not a weakly prime, because it can be changed into another prime (194740583017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97370291528 + 97370291529.

It is an arithmetic number, because the mean of its divisors is an integer number (97370291529).

Almost surely, 2^194740583057 is an apocalyptic number.

It is an amenable number.

194740583057 is a deficient number, since it is larger than the sum of its proper divisors (1).

194740583057 is an equidigital number, since it uses as much as digits as its factorization.

194740583057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4233600, while the sum is 53.

The spelling of 194740583057 in words is "one hundred ninety-four billion, seven hundred forty million, five hundred eighty-three thousand, fifty-seven".