132405225242 has 8 divisors (see below), whose sum is σ = 198681705300. Its totient is φ = 66177990144.

The previous prime is 132405225179. The next prime is 132405225263. The reversal of 132405225242 is 242522504231.

It can be written as a sum of positive squares in 2 ways, for example, as 131986163401 + 419061841 = 363299^2 + 20471^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×132405225242² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 132405225199 and 132405225208.

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, 12304517 + ... + 12315272.

Almost surely, 2^132405225242 is an apocalyptic number.

132405225242 is a deficient number, since it is larger than the sum of its proper divisors (66276480058).

132405225242 is a wasteful number, since it uses less digits than its factorization.

132405225242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24622480.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 132405225242 its reverse (242522504231), we get a palindrome (374927729473).

The spelling of 132405225242 in words is "one hundred thirty-two billion, four hundred five million, two hundred twenty-five thousand, two hundred forty-two".