994334643101 has 8 divisors (see below), whose sum is σ = 1021224920760. Its totient is φ = 967445227008.

The previous prime is 994334643041. The next prime is 994334643163. The reversal of 994334643101 is 101346433499.

It can be written as a sum of positive squares in 4 ways, for example, as 894677623876 + 99657019225 = 945874^2 + 315685^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-994334643101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994334646101) 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 in 7 ways as a sum of consecutive naturals, for example, 2622965 + ... + 2978021.

It is an arithmetic number, because the mean of its divisors is an integer number (127653115095).

Almost surely, 2^994334643101 is an apocalyptic number.

It is an amenable number.

994334643101 is a deficient number, since it is larger than the sum of its proper divisors (26890277659).

994334643101 is a wasteful number, since it uses less digits than its factorization.

994334643101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430783.

The product of its (nonzero) digits is 839808, while the sum is 47.

The spelling of 994334643101 in words is "nine hundred ninety-four billion, three hundred thirty-four million, six hundred forty-three thousand, one hundred one".