423431433341501 has 8 divisors (see below), whose sum is σ = 456063169540440. Its totient is φ = 390808281068352.

The previous prime is 423431433341491. The next prime is 423431433341513. The reversal of 423431433341501 is 105143334134324.

It can be written as a sum of positive squares in 4 ways, for example, as 122411815876 + 423309021525625 = 349874^2 + 20574475^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423431433341501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423431433346501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2145878990 + ... + 2146076303.

It is an arithmetic number, because the mean of its divisors is an integer number (57007896192555).

Almost surely, 2^{423431433341501} is an apocalyptic number.

It is an amenable number.

423431433341501 is a deficient number, since it is larger than the sum of its proper divisors (32631736198939).

423431433341501 is a wasteful number, since it uses less digits than its factorization.

423431433341501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4291962895.

The product of its (nonzero) digits is 622080, while the sum is 41.

Adding to 423431433341501 its reverse (105143334134324), we get a palindrome (528574767475825).

The spelling of 423431433341501 in words is "four hundred twenty-three trillion, four hundred thirty-one billion, four hundred thirty-three million, three hundred forty-one thousand, five hundred one".