3628243921739 has 4 divisors (see below), whose sum is σ = 3628266224856. Its totient is φ = 3628221618624.

The previous prime is 3628243921727. The next prime is 3628243921747. The reversal of 3628243921739 is 9371293428263.

It is a happy number.

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 3628243921739 - 2⁸ = 3628243921483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3628243821739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10905734 + ... + 11233499.

It is an arithmetic number, because the mean of its divisors is an integer number (907066556214).

Almost surely, 2^{3628243921739} is an apocalyptic number.

3628243921739 is a deficient number, since it is larger than the sum of its proper divisors (22303117).

3628243921739 is a wasteful number, since it uses less digits than its factorization.

3628243921739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22303116.

The product of its digits is 23514624, while the sum is 59.

The spelling of 3628243921739 in words is "three trillion, six hundred twenty-eight billion, two hundred forty-three million, nine hundred twenty-one thousand, seven hundred thirty-nine".