424400021300 has 36 divisors (see below), whose sum is σ = 936557348160. Its totient is φ = 166882717920.

The previous prime is 424400021267. The next prime is 424400021317. The reversal of 424400021300 is 3120004424.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35960204 + ... + 35972003.

Almost surely, 2^424400021300 is an apocalyptic number.

It is an amenable number.

424400021300 is an abundant number, since it is smaller than the sum of its proper divisors (512157326860).

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

424400021300 is a wasteful number, since it uses less digits than its factorization.

424400021300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71932280 (or 71932273 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 424400021300 its reverse (3120004424), we get a palindrome (427520025724).

The spelling of 424400021300 in words is "four hundred twenty-four billion, four hundred million, twenty-one thousand, three hundred".