3671864741673 has 6 divisors (see below), whose sum is σ = 5303804626874. Its totient is φ = 2447909827776.

The previous prime is 3671864741569. The next prime is 3671864741689. The reversal of 3671864741673 is 3761474681763.

3671864741673 is a `hidden beast` number, since 3 + 6 + 7 + 1 + 86 + 474 + 16 + 73 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2726619957504 + 945244784169 = 1651248^2 + 972237^2 .

It is not a de Polignac number, because 3671864741673 - 2⁸ = 3671864741417 is a prime.

It is a super-2 number, since 2×3671864741673² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3671864741673.

It is not an unprimeable number, because it can be changed into a prime (3671864745673) 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, 203992485640 + ... + 203992485657.

Almost surely, 2^{3671864741673} is an apocalyptic number.

It is an amenable number.

3671864741673 is a deficient number, since it is larger than the sum of its proper divisors (1631939885201).

3671864741673 is a wasteful number, since it uses less digits than its factorization.

3671864741673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407984971303 (or 407984971300 counting only the distinct ones).

The product of its digits is 85349376, while the sum is 63.

The spelling of 3671864741673 in words is "three trillion, six hundred seventy-one billion, eight hundred sixty-four million, seven hundred forty-one thousand, six hundred seventy-three".