994649278411 has 8 divisors (see below), whose sum is σ = 1053789858000. Its totient is φ = 935578898688.

The previous prime is 994649278409. The next prime is 994649278417. The reversal of 994649278411 is 114872946499.

It is a happy number.

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

It is not a de Polignac number, because 994649278411 - 2¹ = 994649278409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (994649278417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17520786 + ... + 17577463.

It is an arithmetic number, because the mean of its divisors is an integer number (131723732250).

Almost surely, 2^994649278411 is an apocalyptic number.

994649278411 is a deficient number, since it is larger than the sum of its proper divisors (59140579589).

994649278411 is a wasteful number, since it uses less digits than its factorization.

994649278411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35099933.

The product of its digits is 31352832, while the sum is 64.

The spelling of 994649278411 in words is "nine hundred ninety-four billion, six hundred forty-nine million, two hundred seventy-eight thousand, four hundred eleven".