2743675661 has 8 divisors (see below), whose sum is σ = 2794485024. Its totient is φ = 2693156400.

The previous prime is 2743675651. The next prime is 2743675667. The reversal of 2743675661 is 1665763472.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2743675661 is a prime.

It is a super-2 number, since 2×2743675661² = 15055512265527573842, which contains 22 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 (2743675667) 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, 53390 + ... + 91311.

It is an arithmetic number, because the mean of its divisors is an integer number (349310628).

Almost surely, 2^2743675661 is an apocalyptic number.

It is an amenable number.

2743675661 is a deficient number, since it is larger than the sum of its proper divisors (50809363).

2743675661 is a wasteful number, since it uses less digits than its factorization.

2743675661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145051.

The product of its digits is 1270080, while the sum is 47.

The square root of 2743675661 is about 52380.1074932078. The cubic root of 2743675661 is about 1399.9448381327.

The spelling of 2743675661 in words is "two billion, seven hundred forty-three million, six hundred seventy-five thousand, six hundred sixty-one".