196630575793 has 2 divisors, whose sum is σ = 196630575794. Its totient is φ = 196630575792.

The previous prime is 196630575781. The next prime is 196630575797. The reversal of 196630575793 is 397575036691.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146193051904 + 50437523889 = 382352^2 + 224583^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196630575793 is a prime.

It is not a weakly prime, because it can be changed into another prime (196630575797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98315287896 + 98315287897.

It is an arithmetic number, because the mean of its divisors is an integer number (98315287897).

Almost surely, 2^196630575793 is an apocalyptic number.

It is an amenable number.

196630575793 is a deficient number, since it is larger than the sum of its proper divisors (1).

196630575793 is an equidigital number, since it uses as much as digits as its factorization.

196630575793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32148900, while the sum is 61.

The spelling of 196630575793 in words is "one hundred ninety-six billion, six hundred thirty million, five hundred seventy-five thousand, seven hundred ninety-three".