423722388960 has 576 divisors, whose sum is σ = 1612402122240. Its totient is φ = 100623237120.

The previous prime is 423722388959. The next prime is 423722388967. The reversal of 423722388960 is 69883227324.

423722388960 is a `hidden beast` number, since 4 + 237 + 22 + 388 + 9 + 6 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 423722388897 and 423722388906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423722388967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 225743542 + ... + 225745418.

It is an arithmetic number, because the mean of its divisors is an integer number (2799309240).

Almost surely, 2^423722388960 is an apocalyptic number.

423722388960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423722388960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (806201061120).

423722388960 is an abundant number, since it is smaller than the sum of its proper divisors (1188679733280).

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

423722388960 is a wasteful number, since it uses less digits than its factorization.

423722388960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2331 (or 2320 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 54.

The spelling of 423722388960 in words is "four hundred twenty-three billion, seven hundred twenty-two million, three hundred eighty-eight thousand, nine hundred sixty".