2941673748561 has 6 divisors (see below), whose sum is σ = 4249084303490. Its totient is φ = 1961115832368.

The previous prime is 2941673748479. The next prime is 2941673748583. The reversal of 2941673748561 is 1658473761492.

2941673748561 is a `hidden beast` number, since 2 + 9 + 4 + 1 + 67 + 3 + 7 + 4 + 8 + 561 = 666.

2941673748561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2535546675600 + 406127072961 = 1592340^2 + 637281^2 .

It is not a de Polignac number, because 2941673748561 - 2²¹ = 2941671651409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2941673748961) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 163426319356 + ... + 163426319373.

Almost surely, 2^{2941673748561} is an apocalyptic number.

It is an amenable number.

2941673748561 is a deficient number, since it is larger than the sum of its proper divisors (1307410554929).

2941673748561 is a wasteful number, since it uses less digits than its factorization.

2941673748561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326852638735 (or 326852638732 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 63.

The spelling of 2941673748561 in words is "two trillion, nine hundred forty-one billion, six hundred seventy-three million, seven hundred forty-eight thousand, five hundred sixty-one".