423916532480 has 144 divisors (see below), whose sum is σ = 1160829493824. Its totient is φ = 145297981440.

The previous prime is 423916532471. The next prime is 423916532537. The reversal of 423916532480 is 84235619324.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43549694 + ... + 43559426.

Almost surely, 2^423916532480 is an apocalyptic number.

423916532480 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 423916532480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (580414746912).

423916532480 is an abundant number, since it is smaller than the sum of its proper divisors (736912961344).

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

423916532480 is an equidigital number, since it uses as much as digits as its factorization.

423916532480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14622 (or 14608 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 423916532480 in words is "four hundred twenty-three billion, nine hundred sixteen million, five hundred thirty-two thousand, four hundred eighty".