4349002453321 has 4 divisors (see below), whose sum is σ = 4350441094272. Its totient is φ = 4347563812372.

The previous prime is 4349002453303. The next prime is 4349002453343. The reversal of 4349002453321 is 1233542009434.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4349002453321 - 2²³ = 4348994064713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4349002453361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 719315941 + ... + 719321986.

It is an arithmetic number, because the mean of its divisors is an integer number (1087610273568).

Almost surely, 2^{4349002453321} is an apocalyptic number.

It is an amenable number.

4349002453321 is a deficient number, since it is larger than the sum of its proper divisors (1438640951).

4349002453321 is a wasteful number, since it uses less digits than its factorization.

4349002453321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438640950.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 4349002453321 in words is "four trillion, three hundred forty-nine billion, two million, four hundred fifty-three thousand, three hundred twenty-one".