994687327911 has 16 divisors (see below), whose sum is σ = 1345129843680. Its totient is φ = 653694474240.

The previous prime is 994687327789. The next prime is 994687327961. The reversal of 994687327911 is 119723786499.

It is a de Polignac number, because none of the positive numbers 2^k-994687327911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (994687327961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 788520 + ... + 1615901.

It is an arithmetic number, because the mean of its divisors is an integer number (84070615230).

Almost surely, 2^994687327911 is an apocalyptic number.

994687327911 is a deficient number, since it is larger than the sum of its proper divisors (350442515769).

994687327911 is a wasteful number, since it uses less digits than its factorization.

994687327911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2406386.

The product of its digits is 41150592, while the sum is 66.

The spelling of 994687327911 in words is "nine hundred ninety-four billion, six hundred eighty-seven million, three hundred twenty-seven thousand, nine hundred eleven".