11849689667 has 2 divisors, whose sum is σ = 11849689668. Its totient is φ = 11849689666.

The previous prime is 11849689619. The next prime is 11849689721. The reversal of 11849689667 is 76698694811.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11849689667 - 2¹² = 11849685571 is a prime.

It is not a weakly prime, because it can be changed into another prime (11849683667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5924844833 + 5924844834.

It is an arithmetic number, because the mean of its divisors is an integer number (5924844834).

Almost surely, 2^11849689667 is an apocalyptic number.

11849689667 is a deficient number, since it is larger than the sum of its proper divisors (1).

11849689667 is an equidigital number, since it uses as much as digits as its factorization.

11849689667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31352832, while the sum is 65.

The spelling of 11849689667 in words is "eleven billion, eight hundred forty-nine million, six hundred eighty-nine thousand, six hundred sixty-seven".