423425920073 has 12 divisors (see below), whose sum is σ = 459484513488. Its totient is φ = 390017674800.

The previous prime is 423425920061. The next prime is 423425920109. The reversal of 423425920073 is 370029524324.

It is not a de Polignac number, because 423425920073 - 2¹² = 423425915977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 423425920073.

It is not an unprimeable number, because it can be changed into a prime (423425920033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2603603 + ... + 2761448.

It is an arithmetic number, because the mean of its divisors is an integer number (38290376124).

Almost surely, 2^423425920073 is an apocalyptic number.

It is an amenable number.

423425920073 is a deficient number, since it is larger than the sum of its proper divisors (36058593415).

423425920073 is a wasteful number, since it uses less digits than its factorization.

423425920073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5365544 (or 5365531 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 41.

The spelling of 423425920073 in words is "four hundred twenty-three billion, four hundred twenty-five million, nine hundred twenty thousand, seventy-three".