3243121656104 has 16 divisors (see below), whose sum is σ = 6633657933120. Its totient is φ = 1474146207280.

The previous prime is 3243121656043. The next prime is 3243121656113. The reversal of 3243121656104 is 4016561213423.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18426827504 + ... + 18426827679.

It is an arithmetic number, because the mean of its divisors is an integer number (414603620820).

Almost surely, 2^{3243121656104} is an apocalyptic number.

It is an amenable number.

3243121656104 is an abundant number, since it is smaller than the sum of its proper divisors (3390536277016).

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

3243121656104 is a wasteful number, since it uses less digits than its factorization.

3243121656104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36853655200 (or 36853655196 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

Adding to 3243121656104 its reverse (4016561213423), we get a palindrome (7259682869527).

The spelling of 3243121656104 in words is "three trillion, two hundred forty-three billion, one hundred twenty-one million, six hundred fifty-six thousand, one hundred four".