423340431002044 has 12 divisors (see below), whose sum is σ = 741229016426584. Its totient is φ = 211560712023024.

The previous prime is 423340431001979. The next prime is 423340431002129. The reversal of 423340431002044 is 440200134043324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27375860802 + ... + 27375876265.

Almost surely, 2^{423340431002044} is an apocalyptic number.

It is an amenable number.

423340431002044 is a deficient number, since it is larger than the sum of its proper divisors (317888585424540).

423340431002044 is a wasteful number, since it uses less digits than its factorization.

423340431002044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54751739004 (or 54751739002 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 423340431002044 its reverse (440200134043324), we get a palindrome (863540565045368).

The spelling of 423340431002044 in words is "four hundred twenty-three trillion, three hundred forty billion, four hundred thirty-one million, two thousand, forty-four".