1906316190529 has 2 divisors, whose sum is σ = 1906316190530. Its totient is φ = 1906316190528.

The previous prime is 1906316190461. The next prime is 1906316190533. The reversal of 1906316190529 is 9250916136091.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1899710890000 + 6605300529 = 1378300^2 + 81273^2 .

It is a cyclic number.

It is not a de Polignac number, because 1906316190529 - 2⁹ = 1906316190017 is a prime.

It is not a weakly prime, because it can be changed into another prime (1906316190829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 953158095264 + 953158095265.

It is an arithmetic number, because the mean of its divisors is an integer number (953158095265).

Almost surely, 2^{1906316190529} is an apocalyptic number.

It is an amenable number.

1906316190529 is a deficient number, since it is larger than the sum of its proper divisors (1).

1906316190529 is an equidigital number, since it uses as much as digits as its factorization.

1906316190529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 787320, while the sum is 52.

The spelling of 1906316190529 in words is "one trillion, nine hundred six billion, three hundred sixteen million, one hundred ninety thousand, five hundred twenty-nine".