402211223424 has 96 divisors (see below), whose sum is σ = 1179242695800. Its totient is φ = 131540757504.

The previous prime is 402211223423. The next prime is 402211223429. The reversal of 402211223424 is 424322112204.

It is a happy number.

402211223424 is a `hidden beast` number, since 4 + 0 + 2 + 2 + 11 + 223 + 424 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402211223423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3232734 + ... + 3354845.

Almost surely, 2^402211223424 is an apocalyptic number.

It is an amenable number.

402211223424 is an abundant number, since it is smaller than the sum of its proper divisors (777031472376).

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

402211223424 is a wasteful number, since it uses less digits than its factorization.

402211223424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6587652 (or 6587637 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 402211223424 its reverse (424322112204), we get a palindrome (826533335628).

The spelling of 402211223424 in words is "four hundred two billion, two hundred eleven million, two hundred twenty-three thousand, four hundred twenty-four".