2117671542669 has 8 divisors (see below), whose sum is σ = 2869849959712. Its totient is φ = 1388637077040.

The previous prime is 2117671542619. The next prime is 2117671542761. The reversal of 2117671542669 is 9662451767112.

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

It is not a de Polignac number, because 2117671542669 - 2⁷ = 2117671542541 is a prime.

It is a super-2 number, since 2×2117671542669² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2117671542619) 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, 5785987639 + ... + 5785988004.

It is an arithmetic number, because the mean of its divisors is an integer number (358731244964).

Almost surely, 2^{2117671542669} is an apocalyptic number.

It is an amenable number.

2117671542669 is a deficient number, since it is larger than the sum of its proper divisors (752178417043).

2117671542669 is a wasteful number, since it uses less digits than its factorization.

2117671542669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11571975707.

The product of its digits is 7620480, while the sum is 57.

The spelling of 2117671542669 in words is "two trillion, one hundred seventeen billion, six hundred seventy-one million, five hundred forty-two thousand, six hundred sixty-nine".