423424475136 has 600 divisors, whose sum is σ = 1381465632624. Its totient is φ = 128994508800.

The previous prime is 423424475113. The next prime is 423424475153. The reversal of 423424475136 is 631574424324.

423424475136 is a `hidden beast` number, since 4 + 2 + 3 + 42 + 4 + 475 + 136 = 666.

It is a super-2 number, since 2×423424475136² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423424475091 and 423424475100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4192321486 + ... + 4192321586.

Almost surely, 2^423424475136 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 423424475136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (690732816312).

423424475136 is an abundant number, since it is smaller than the sum of its proper divisors (958041157488).

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

423424475136 is an frugal number, since it uses more digits than its factorization.

423424475136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169 (or 119 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 45.

The spelling of 423424475136 in words is "four hundred twenty-three billion, four hundred twenty-four million, four hundred seventy-five thousand, one hundred thirty-six".