191412748801 has 2 divisors, whose sum is σ = 191412748802. Its totient is φ = 191412748800.

The previous prime is 191412748757. The next prime is 191412748853. The reversal of 191412748801 is 108847214191.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134578188801 + 56834560000 = 366849^2 + 238400^2 .

It is a cyclic number.

It is not a de Polignac number, because 191412748801 - 2⁷ = 191412748673 is a prime.

It is not a weakly prime, because it can be changed into another prime (191412748301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95706374400 + 95706374401.

It is an arithmetic number, because the mean of its divisors is an integer number (95706374401).

Almost surely, 2^191412748801 is an apocalyptic number.

It is an amenable number.

191412748801 is a deficient number, since it is larger than the sum of its proper divisors (1).

191412748801 is an equidigital number, since it uses as much as digits as its factorization.

191412748801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129024, while the sum is 46.

The spelling of 191412748801 in words is "one hundred ninety-one billion, four hundred twelve million, seven hundred forty-eight thousand, eight hundred one".