405412042332 has 96 divisors (see below), whose sum is σ = 1111181379840. Its totient is φ = 113665745920.

The previous prime is 405412042319. The next prime is 405412042337. The reversal of 405412042332 is 233240214504.

It is a self number, because there is not a number n which added to its sum of digits gives 405412042332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405412042337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1398663 + ... + 1663454.

It is an arithmetic number, because the mean of its divisors is an integer number (11574806040).

Almost surely, 2^405412042332 is an apocalyptic number.

It is an amenable number.

405412042332 is an abundant number, since it is smaller than the sum of its proper divisors (705769337508).

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

405412042332 is a wasteful number, since it uses less digits than its factorization.

405412042332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3062211 (or 3062209 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 405412042332 its reverse (233240214504), we get a palindrome (638652256836).

The spelling of 405412042332 in words is "four hundred five billion, four hundred twelve million, forty-two thousand, three hundred thirty-two".