405322060352 has 112 divisors (see below), whose sum is σ = 883303206720. Its totient is φ = 183007641600.

The previous prime is 405322060349. The next prime is 405322060369. The reversal of 405322060352 is 253060223504.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85707524 + ... + 85712252.

Almost surely, 2^405322060352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 405322060352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (441651603360).

405322060352 is an abundant number, since it is smaller than the sum of its proper divisors (477981146368).

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

405322060352 is a wasteful number, since it uses less digits than its factorization.

405322060352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5540 (or 5530 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 405322060352 its reverse (253060223504), we get a palindrome (658382283856).

The spelling of 405322060352 in words is "four hundred five billion, three hundred twenty-two million, sixty thousand, three hundred fifty-two".