405301022252 has 12 divisors (see below), whose sum is σ = 810602044560. Its totient is φ = 173700438096.

The previous prime is 405301022219. The next prime is 405301022293. The reversal of 405301022252 is 252220103504.

405301022252 is an admirable number.

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, 7237518227 + ... + 7237518282.

It is an arithmetic number, because the mean of its divisors is an integer number (67550170380).

Almost surely, 2^405301022252 is an apocalyptic number.

It is an amenable number.

405301022252 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

405301022252 is a wasteful number, since it uses less digits than its factorization.

405301022252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14475036520 (or 14475036518 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 405301022252 its reverse (252220103504), we get a palindrome (657521125756).

The spelling of 405301022252 in words is "four hundred five billion, three hundred one million, twenty-two thousand, two hundred fifty-two".