423005322400 has 72 divisors (see below), whose sum is σ = 1032834011580. Its totient is φ = 169173903360.

The previous prime is 423005322347. The next prime is 423005322427. The reversal of 423005322400 is 4223500324.

It can be written as a sum of positive squares in 6 ways, for example, as 18351579024 + 404653743376 = 135468^2 + 636124^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5134332 + ... + 5216068.

Almost surely, 2^423005322400 is an apocalyptic number.

423005322400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423005322400 is an abundant number, since it is smaller than the sum of its proper divisors (609828689180).

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

423005322400 is a wasteful number, since it uses less digits than its factorization.

423005322400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88226 (or 88213 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 423005322400 its reverse (4223500324), we get a palindrome (427228822724).

The spelling of 423005322400 in words is "four hundred twenty-three billion, five million, three hundred twenty-two thousand, four hundred".