4353144402321 has 96 divisors (see below), whose sum is σ = 7714382457600. Its totient is φ = 2327614248960.

The previous prime is 4353144402317. The next prime is 4353144402323. The reversal of 4353144402321 is 1232044413534.

4353144402321 is a `hidden beast` number, since 4 + 3 + 531 + 44 + 40 + 23 + 21 = 666.

It is not a de Polignac number, because 4353144402321 - 2² = 4353144402317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4353144402323) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 38098645 + ... + 38212733.

It is an arithmetic number, because the mean of its divisors is an integer number (80358150600).

Almost surely, 2^{4353144402321} is an apocalyptic number.

It is an amenable number.

4353144402321 is a deficient number, since it is larger than the sum of its proper divisors (3361238055279).

4353144402321 is a wasteful number, since it uses less digits than its factorization.

4353144402321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115431 (or 115428 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 4353144402321 its reverse (1232044413534), we get a palindrome (5585188815855).

The spelling of 4353144402321 in words is "four trillion, three hundred fifty-three billion, one hundred forty-four million, four hundred two thousand, three hundred twenty-one".