423356720305328 has 10 divisors (see below), whose sum is σ = 820253645591604. Its totient is φ = 211678360152656.

The previous prime is 423356720305319. The next prime is 423356720305399. The reversal of 423356720305328 is 823503027653324.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 423356720305328.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13229897509526 + ... + 13229897509557.

Almost surely, 2^{423356720305328} is an apocalyptic number.

It is an amenable number.

423356720305328 is a deficient number, since it is larger than the sum of its proper divisors (396896925286276).

423356720305328 is a wasteful number, since it uses less digits than its factorization.

423356720305328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26459795019091 (or 26459795019085 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 53.

The spelling of 423356720305328 in words is "four hundred twenty-three trillion, three hundred fifty-six billion, seven hundred twenty million, three hundred five thousand, three hundred twenty-eight".