994648282846429 has 2 divisors, whose sum is σ = 994648282846430. Its totient is φ = 994648282846428.

The previous prime is 994648282846423. The next prime is 994648282846483. The reversal of 994648282846429 is 924648282846499.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 776217322898329 + 218430959948100 = 27860677^2 + 14779410^2 .

It is a cyclic number.

It is not a de Polignac number, because 994648282846429 - 2²³ = 994648274457821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (994648282846423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497324141423214 + 497324141423215.

It is an arithmetic number, because the mean of its divisors is an integer number (497324141423215).

Almost surely, 2^{994648282846429} is an apocalyptic number.

It is an amenable number.

994648282846429 is a deficient number, since it is larger than the sum of its proper divisors (1).

994648282846429 is an equidigital number, since it uses as much as digits as its factorization.

994648282846429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27518828544, while the sum is 85.

The spelling of 994648282846429 in words is "nine hundred ninety-four trillion, six hundred forty-eight billion, two hundred eighty-two million, eight hundred forty-six thousand, four hundred twenty-nine".