6405306063252 has 24 divisors (see below), whose sum is σ = 15044692391232. Its totient is φ = 2120962272000.

The previous prime is 6405306063239. The next prime is 6405306063271. The reversal of 6405306063252 is 2523606035046.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1767466749 + ... + 1767470372.

It is an arithmetic number, because the mean of its divisors is an integer number (626862182968).

Almost surely, 2^{6405306063252} is an apocalyptic number.

It is an amenable number.

6405306063252 is an abundant number, since it is smaller than the sum of its proper divisors (8639386327980).

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

6405306063252 is a wasteful number, since it uses less digits than its factorization.

6405306063252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3534937279 (or 3534937277 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 42.

The spelling of 6405306063252 in words is "six trillion, four hundred five billion, three hundred six million, sixty-three thousand, two hundred fifty-two".