423342040343044 has 12 divisors (see below), whose sum is σ = 758077607126224. Its totient is φ = 206748438306984.

The previous prime is 423342040343041. The next prime is 423342040343051. The reversal of 423342040343044 is 440343040243324.

It is a super-2 number, since 2×423342040343044² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423342040342988 and 423342040343006.

It is not an unprimeable number, because it can be changed into a prime (423342040343041) 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, 1230645465942 + ... + 1230645466285.

Almost surely, 2^{423342040343044} is an apocalyptic number.

It is an amenable number.

423342040343044 is a deficient number, since it is larger than the sum of its proper divisors (334735566783180).

423342040343044 is a wasteful number, since it uses less digits than its factorization.

423342040343044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2461290932274 (or 2461290932272 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 40.

Adding to 423342040343044 its reverse (440343040243324), we get a palindrome (863685080586368).

The spelling of 423342040343044 in words is "four hundred twenty-three trillion, three hundred forty-two billion, forty million, three hundred forty-three thousand, forty-four".