4430421352349 has 4 divisors (see below), whose sum is σ = 4583194502460. Its totient is φ = 4277648202240.

The previous prime is 4430421352241. The next prime is 4430421352369. The reversal of 4430421352349 is 9432531240344.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2525795025625 + 1904626326724 = 1589275^2 + 1380082^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4430421352349 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4430421352369) 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, 76386575012 + ... + 76386575069.

It is an arithmetic number, because the mean of its divisors is an integer number (1145798625615).

Almost surely, 2^{4430421352349} is an apocalyptic number.

It is an amenable number.

4430421352349 is a deficient number, since it is larger than the sum of its proper divisors (152773150111).

4430421352349 is a wasteful number, since it uses less digits than its factorization.

4430421352349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152773150110.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 4430421352349 in words is "four trillion, four hundred thirty billion, four hundred twenty-one million, three hundred fifty-two thousand, three hundred forty-nine".