402252330304 has 42 divisors (see below), whose sum is σ = 877381746122. Its totient is φ = 182841964800.

The previous prime is 402252330287. The next prime is 402252330353. The reversal of 402252330304 is 403033252204.

It can be written as a sum of positive squares in only one way, i.e., 376318448704 + 25933881600 = 613448^2 + 161040^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25964127 + ... + 25979614.

Almost surely, 2^402252330304 is an apocalyptic number.

402252330304 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

402252330304 is an abundant number, since it is smaller than the sum of its proper divisors (475129415818).

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

402252330304 is a wasteful number, since it uses less digits than its factorization.

402252330304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51943775 (or 51943754 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 28.

Adding to 402252330304 its reverse (403033252204), we get a palindrome (805285582508).

The spelling of 402252330304 in words is "four hundred two billion, two hundred fifty-two million, three hundred thirty thousand, three hundred four".