11671515616117 has 8 divisors (see below), whose sum is σ = 13341559448000. Its totient is φ = 10002142898784.

The previous prime is 11671515616109. The next prime is 11671515616139. The reversal of 11671515616117 is 71161651517611.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11671515616117 - 2³ = 11671515616109 is a prime.

It is a super-2 number, since 2×11671515616117² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11671515616217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167741367 + ... + 167810932.

It is an arithmetic number, because the mean of its divisors is an integer number (1667694931000).

Almost surely, 2^{11671515616117} is an apocalyptic number.

It is an amenable number.

11671515616117 is a deficient number, since it is larger than the sum of its proper divisors (1670043831883).

11671515616117 is an equidigital number, since it uses as much as digits as its factorization.

11671515616117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335557275.

The product of its digits is 264600, while the sum is 49.

The spelling of 11671515616117 in words is "eleven trillion, six hundred seventy-one billion, five hundred fifteen million, six hundred sixteen thousand, one hundred seventeen".