423425955589 has 32 divisors (see below), whose sum is σ = 526787851520. Its totient is φ = 331390973952.

The previous prime is 423425955529. The next prime is 423425955677. The reversal of 423425955589 is 985559524324.

It is a cyclic number.

It is not a de Polignac number, because 423425955589 - 2³¹ = 421278471941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423425955529) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18375127 + ... + 18398155.

It is an arithmetic number, because the mean of its divisors is an integer number (16462120360).

Almost surely, 2^423425955589 is an apocalyptic number.

It is an amenable number.

423425955589 is a deficient number, since it is larger than the sum of its proper divisors (103361895931).

423425955589 is a wasteful number, since it uses less digits than its factorization.

423425955589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25229.

The product of its digits is 77760000, while the sum is 61.

The spelling of 423425955589 in words is "four hundred twenty-three billion, four hundred twenty-five million, nine hundred fifty-five thousand, five hundred eighty-nine".