11701666952611 has 4 divisors (see below), whose sum is σ = 11711313835072. Its totient is φ = 11692020070152.

The previous prime is 11701666952609. The next prime is 11701666952659. The reversal of 11701666952611 is 11625966610711.

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 11701666952611 - 2¹ = 11701666952609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11701666932611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4823439411 + ... + 4823441836.

It is an arithmetic number, because the mean of its divisors is an integer number (2927828458768).

Almost surely, 2^{11701666952611} is an apocalyptic number.

11701666952611 is a deficient number, since it is larger than the sum of its proper divisors (9646882461).

11701666952611 is an equidigital number, since it uses as much as digits as its factorization.

11701666952611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9646882460.

The product of its (nonzero) digits is 816480, while the sum is 52.

The spelling of 11701666952611 in words is "eleven trillion, seven hundred one billion, six hundred sixty-six million, nine hundred fifty-two thousand, six hundred eleven".