405253550404 has 6 divisors (see below), whose sum is σ = 709193713214. Its totient is φ = 202626775200.

The previous prime is 405253550393. The next prime is 405253550423. The reversal of 405253550404 is 404055352504.

It can be written as a sum of positive squares in only one way, i.e., 405208633600 + 44916804 = 636560^2 + 6702^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50656693797 + ... + 50656693804.

Almost surely, 2^405253550404 is an apocalyptic number.

It is an amenable number.

405253550404 is a deficient number, since it is larger than the sum of its proper divisors (303940162810).

405253550404 is a wasteful number, since it uses less digits than its factorization.

405253550404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101313387605 (or 101313387603 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 37.

The spelling of 405253550404 in words is "four hundred five billion, two hundred fifty-three million, five hundred fifty thousand, four hundred four".