402422233320 has 320 divisors, whose sum is σ = 1412755344000. Its totient is φ = 102547855872.

The previous prime is 402422233271. The next prime is 402422233357. The reversal of 402422233320 is 23332224204.

It is a happy number.

402422233320 is a `hidden beast` number, since 4 + 0 + 2 + 422 + 233 + 3 + 2 + 0 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 106487191 + ... + 106490969.

It is an arithmetic number, because the mean of its divisors is an integer number (4414860450).

Almost surely, 2^402422233320 is an apocalyptic number.

402422233320 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 402422233320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (706377672000).

402422233320 is an abundant number, since it is smaller than the sum of its proper divisors (1010333110680).

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

402422233320 is a wasteful number, since it uses less digits than its factorization.

402422233320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5254 (or 5241 counting only the distinct ones).

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

Adding to 402422233320 its reverse (23332224204), we get a palindrome (425754457524).

The spelling of 402422233320 in words is "four hundred two billion, four hundred twenty-two million, two hundred thirty-three thousand, three hundred twenty".