423341304443 has 4 divisors (see below), whose sum is σ = 425097907608. Its totient is φ = 421584701280.

The previous prime is 423341304439. The next prime is 423341304469. The reversal of 423341304443 is 344403143324.

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 423341304443 - 2² = 423341304439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423341304403) 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, 878301221 + ... + 878301702.

It is an arithmetic number, because the mean of its divisors is an integer number (106274476902).

Almost surely, 2^423341304443 is an apocalyptic number.

423341304443 is a deficient number, since it is larger than the sum of its proper divisors (1756603165).

423341304443 is a wasteful number, since it uses less digits than its factorization.

423341304443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1756603164.

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 423341304443 its reverse (344403143324), we get a palindrome (767744447767).

The spelling of 423341304443 in words is "four hundred twenty-three billion, three hundred forty-one million, three hundred four thousand, four hundred forty-three".