423644061053 has 4 divisors (see below), whose sum is σ = 423654782880. Its totient is φ = 423633339228.

The previous prime is 423644061041. The next prime is 423644061077. The reversal of 423644061053 is 350160446324.

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 423644061053 - 2²⁰ = 423643012477 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423644060998 and 423644061016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423644061083) 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, 5301425 + ... + 5380742.

It is an arithmetic number, because the mean of its divisors is an integer number (105913695720).

Almost surely, 2^423644061053 is an apocalyptic number.

It is an amenable number.

423644061053 is a deficient number, since it is larger than the sum of its proper divisors (10721827).

423644061053 is a wasteful number, since it uses less digits than its factorization.

423644061053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10721826.

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 423644061053 in words is "four hundred twenty-three billion, six hundred forty-four million, sixty-one thousand, fifty-three".