423103143044 has 48 divisors (see below), whose sum is σ = 813539959680. Its totient is φ = 191643978240.

The previous prime is 423103143031. The next prime is 423103143059. The reversal of 423103143044 is 440341301324.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 423103142998 and 423103143016.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5860124 + ... + 5931884.

It is an arithmetic number, because the mean of its divisors is an integer number (16948749160).

Almost surely, 2^423103143044 is an apocalyptic number.

It is an amenable number.

423103143044 is a deficient number, since it is larger than the sum of its proper divisors (390436816636).

423103143044 is a wasteful number, since it uses less digits than its factorization.

423103143044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75180 (or 75178 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 423103143044 its reverse (440341301324), we get a palindrome (863444444368).

The spelling of 423103143044 in words is "four hundred twenty-three billion, one hundred three million, one hundred forty-three thousand, forty-four".