402243240332 has 12 divisors (see below), whose sum is σ = 703961727840. Its totient is φ = 201111318096.

The previous prime is 402243240319. The next prime is 402243240361. The reversal of 402243240332 is 233042342204.

It is a happy number.

It is a super-2 number, since 2×402243240332² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 402243240295 and 402243240304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2487332 + ... + 2644107.

It is an arithmetic number, because the mean of its divisors is an integer number (58663477320).

Almost surely, 2^402243240332 is an apocalyptic number.

It is an amenable number.

402243240332 is a deficient number, since it is larger than the sum of its proper divisors (301718487508).

402243240332 is a wasteful number, since it uses less digits than its factorization.

402243240332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5151040 (or 5151038 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 402243240332 its reverse (233042342204), we get a palindrome (635285582536).

The spelling of 402243240332 in words is "four hundred two billion, two hundred forty-three million, two hundred forty thousand, three hundred thirty-two".