3667333642728 has 32 divisors (see below), whose sum is σ = 10478096122560. Its totient is φ = 1047809612160.

The previous prime is 3667333642633. The next prime is 3667333642741. The reversal of 3667333642728 is 8272463337663.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10914683293 + ... + 10914683628.

It is an arithmetic number, because the mean of its divisors is an integer number (327440503830).

Almost surely, 2^{3667333642728} is an apocalyptic number.

It is an amenable number.

3667333642728 is an abundant number, since it is smaller than the sum of its proper divisors (6810762479832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3667333642728 is a wasteful number, since it uses less digits than its factorization.

3667333642728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21829366937 (or 21829366933 counting only the distinct ones).

The product of its digits is 109734912, while the sum is 60.

The spelling of 3667333642728 in words is "three trillion, six hundred sixty-seven billion, three hundred thirty-three million, six hundred forty-two thousand, seven hundred twenty-eight".