423244975608 has 384 divisors, whose sum is σ = 1436060545920. Its totient is φ = 109645332480.

The previous prime is 423244975567. The next prime is 423244975619. The reversal of 423244975608 is 806579442324.

It is a happy number.

423244975608 is a `hidden beast` number, since 4 + 2 + 3 + 24 + 4 + 9 + 7 + 5 + 608 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 87067098 + ... + 87071958.

It is an arithmetic number, because the mean of its divisors is an integer number (3739741005).

Almost surely, 2^423244975608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423244975608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (718030272960).

423244975608 is an abundant number, since it is smaller than the sum of its proper divisors (1012815570312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423244975608 is a wasteful number, since it uses less digits than its factorization.

423244975608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5127 (or 5120 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 54.

The spelling of 423244975608 in words is "four hundred twenty-three billion, two hundred forty-four million, nine hundred seventy-five thousand, six hundred eight".