405320503132 has 12 divisors (see below), whose sum is σ = 720938928136. Its totient is φ = 199337952240.

The previous prime is 405320503103. The next prime is 405320503201. The reversal of 405320503132 is 231305023504.

It is a self number, because there is not a number n which added to its sum of digits gives 405320503132.

It is a congruent 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, 830574558 + ... + 830575045.

Almost surely, 2^405320503132 is an apocalyptic number.

It is an amenable number.

405320503132 is a deficient number, since it is larger than the sum of its proper divisors (315618425004).

405320503132 is a wasteful number, since it uses less digits than its factorization.

405320503132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1661149668 (or 1661149666 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 405320503132 its reverse (231305023504), we get a palindrome (636625526636).

The spelling of 405320503132 in words is "four hundred five billion, three hundred twenty million, five hundred three thousand, one hundred thirty-two".