403300421442 has 64 divisors (see below), whose sum is σ = 913643608320. Its totient is φ = 131823244800.

The previous prime is 403300421441. The next prime is 403300421473. The reversal of 403300421442 is 244124003304.

It is a happy number.

403300421442 is a `hidden beast` number, since 403 + 3 + 0 + 0 + 4 + 214 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (403300421441) 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 31 ways as a sum of consecutive naturals, for example, 5201842 + ... + 5278802.

It is an arithmetic number, because the mean of its divisors is an integer number (14275681380).

Almost surely, 2^403300421442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 403300421442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (456821804160).

403300421442 is an abundant number, since it is smaller than the sum of its proper divisors (510343186878).

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

403300421442 is a wasteful number, since it uses less digits than its factorization.

403300421442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78856 (or 78850 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 403300421442 its reverse (244124003304), we get a palindrome (647424424746).

The spelling of 403300421442 in words is "four hundred three billion, three hundred million, four hundred twenty-one thousand, four hundred forty-two".