2749541204671 has 4 divisors (see below), whose sum is σ = 2751742600000. Its totient is φ = 2747339809344.

The previous prime is 2749541204629. The next prime is 2749541204681. The reversal of 2749541204671 is 1764021459472.

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 2749541204671 - 2⁹ = 2749541204159 is a prime.

It is a super-3 number, since 3×2749541204671³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2749541204611) 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, 1100695791 + ... + 1100698288.

It is an arithmetic number, because the mean of its divisors is an integer number (687935650000).

Almost surely, 2^{2749541204671} is an apocalyptic number.

2749541204671 is a deficient number, since it is larger than the sum of its proper divisors (2201395329).

2749541204671 is a wasteful number, since it uses less digits than its factorization.

2749541204671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2201395328.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 2749541204671 in words is "two trillion, seven hundred forty-nine billion, five hundred forty-one million, two hundred four thousand, six hundred seventy-one".