11671025711567 has 4 divisors (see below), whose sum is σ = 11675814809496. Its totient is φ = 11666236613640.

The previous prime is 11671025711531. The next prime is 11671025711591. The reversal of 11671025711567 is 76511752017611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11671025711567 - 2¹⁴ = 11671025695183 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 (11671025711507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2394545309 + ... + 2394550182.

It is an arithmetic number, because the mean of its divisors is an integer number (2918953702374).

Almost surely, 2^{11671025711567} is an apocalyptic number.

11671025711567 is a deficient number, since it is larger than the sum of its proper divisors (4789097929).

11671025711567 is an equidigital number, since it uses as much as digits as its factorization.

11671025711567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4789097928.

The product of its (nonzero) digits is 617400, while the sum is 50.

The spelling of 11671025711567 in words is "eleven trillion, six hundred seventy-one billion, twenty-five million, seven hundred eleven thousand, five hundred sixty-seven".