423914218627 has 4 divisors (see below), whose sum is σ = 423931222576. Its totient is φ = 423897214680.

The previous prime is 423914218613. The next prime is 423914218649. The reversal of 423914218627 is 726812419324.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423914218627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423914218327) 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, 8464524 + ... + 8514457.

It is an arithmetic number, because the mean of its divisors is an integer number (105982805644).

Almost surely, 2^423914218627 is an apocalyptic number.

423914218627 is a deficient number, since it is larger than the sum of its proper divisors (17003949).

423914218627 is a wasteful number, since it uses less digits than its factorization.

423914218627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17003948.

The product of its digits is 1161216, while the sum is 49.

The spelling of 423914218627 in words is "four hundred twenty-three billion, nine hundred fourteen million, two hundred eighteen thousand, six hundred twenty-seven".