423415152072 has 192 divisors, whose sum is σ = 1266939273600. Its totient is φ = 126681569280.

The previous prime is 423415152029. The next prime is 423415152089. The reversal of 423415152072 is 270251514324.

423415152072 is a `hidden beast` number, since 4 + 23 + 41 + 5 + 1 + 520 + 72 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23528454 + ... + 23546442.

It is an arithmetic number, because the mean of its divisors is an integer number (6598642050).

Almost surely, 2^423415152072 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 423415152072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (633469636800).

423415152072 is an abundant number, since it is smaller than the sum of its proper divisors (843524121528).

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

423415152072 is a wasteful number, since it uses less digits than its factorization.

423415152072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18388 (or 18381 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

Adding to 423415152072 its reverse (270251514324), we get a palindrome (693666666396).

The spelling of 423415152072 in words is "four hundred twenty-three billion, four hundred fifteen million, one hundred fifty-two thousand, seventy-two".