211376606947 has 6 divisors (see below), whose sum is σ = 232339576364. Its totient is φ = 192160551660.

The previous prime is 211376606941. The next prime is 211376606981. The reversal of 211376606947 is 749606673112.

211376606947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-211376606947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211376606894 and 211376606903.

It is not an unprimeable number, because it can be changed into a prime (211376606941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 873456933 + ... + 873457174.

Almost surely, 2^211376606947 is an apocalyptic number.

211376606947 is a deficient number, since it is larger than the sum of its proper divisors (20962969417).

211376606947 is a wasteful number, since it uses less digits than its factorization.

211376606947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1746914129 (or 1746914118 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 52.

The spelling of 211376606947 in words is "two hundred eleven billion, three hundred seventy-six million, six hundred six thousand, nine hundred forty-seven".