402244023324 has 48 divisors (see below), whose sum is σ = 1102654949760. Its totient is φ = 112515810240.

The previous prime is 402244023323. The next prime is 402244023361. The reversal of 402244023324 is 423320442204.

It is a junction number, because it is equal to n+sod(n) for n = 402244023291 and 402244023300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402244023323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117202254 + ... + 117205685.

It is an arithmetic number, because the mean of its divisors is an integer number (22971978120).

Almost surely, 2^402244023324 is an apocalyptic number.

402244023324 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

402244023324 is an abundant number, since it is smaller than the sum of its proper divisors (700410926436).

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

402244023324 is a wasteful number, since it uses less digits than its factorization.

402244023324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234407970 (or 234407968 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 402244023324 its reverse (423320442204), we get a palindrome (825564465528).

The spelling of 402244023324 in words is "four hundred two billion, two hundred forty-four million, twenty-three thousand, three hundred twenty-four".