211671526607047 has 16 divisors (see below), whose sum is σ = 230088705507360. Its totient is φ = 193559381471232.

The previous prime is 211671526607039. The next prime is 211671526607059. The reversal of 211671526607047 is 740706625176112.

It is a cyclic number.

It is not a de Polignac number, because 211671526607047 - 2³ = 211671526607039 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 (211671526607077) 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, 73695079 + ... + 76513447.

It is an arithmetic number, because the mean of its divisors is an integer number (14380544094210).

Almost surely, 2^{211671526607047} is an apocalyptic number.

211671526607047 is a deficient number, since it is larger than the sum of its proper divisors (18417178900313).

211671526607047 is a wasteful number, since it uses less digits than its factorization.

211671526607047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2872482.

The product of its (nonzero) digits is 5927040, while the sum is 55.

The spelling of 211671526607047 in words is "two hundred eleven trillion, six hundred seventy-one billion, five hundred twenty-six million, six hundred seven thousand, forty-seven".