423871176403 has 4 divisors (see below), whose sum is σ = 424960819920. Its totient is φ = 422781532888.

The previous prime is 423871176247. The next prime is 423871176413. The reversal of 423871176403 is 304671178324.

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 423871176403 - 2²⁵ = 423837621971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423871176413) 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, 544821175 + ... + 544821952.

It is an arithmetic number, because the mean of its divisors is an integer number (106240204980).

Almost surely, 2^423871176403 is an apocalyptic number.

423871176403 is a deficient number, since it is larger than the sum of its proper divisors (1089643517).

423871176403 is a wasteful number, since it uses less digits than its factorization.

423871176403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1089643516.

The product of its (nonzero) digits is 677376, while the sum is 46.

The spelling of 423871176403 in words is "four hundred twenty-three billion, eight hundred seventy-one million, one hundred seventy-six thousand, four hundred three".