40320420230304 has 144 divisors (see below), whose sum is σ = 123463700418240. Its totient is φ = 12435144468480.

The previous prime is 40320420230297. The next prime is 40320420230327. The reversal of 40320420230304 is 40303202402304.

40320420230304 is a `hidden beast` number, since 4 + 0 + 3 + 2 + 0 + 420 + 230 + 3 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69502492 + ... + 70080219.

It is an arithmetic number, because the mean of its divisors is an integer number (857386808460).

Almost surely, 2^{40320420230304} is an apocalyptic number.

It is an amenable number.

40320420230304 is an abundant number, since it is smaller than the sum of its proper divisors (83143280187936).

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

40320420230304 is a wasteful number, since it uses less digits than its factorization.

40320420230304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139582803 (or 139582792 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 40320420230304 its reverse (40303202402304), we get a palindrome (80623622632608).

The spelling of 40320420230304 in words is "forty trillion, three hundred twenty billion, four hundred twenty million, two hundred thirty thousand, three hundred four".