409628160484 has 9 divisors (see below), whose sum is σ = 716851520931. Its totient is φ = 204813440220.

The previous prime is 409628160479. The next prime is 409628160509. The reversal of 409628160484 is 484061826904.

The square root of 409628160484 is 640022.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×409628160484² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1120039 + ... + 1440049.

Almost surely, 2^409628160484 is an apocalyptic number.

409628160484 is the 640022-nd square number.

It is an amenable number.

409628160484 is a deficient number, since it is larger than the sum of its proper divisors (307223360447).

409628160484 is an frugal number, since it uses more digits than its factorization.

409628160484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640026 (or 320013 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 52.

The spelling of 409628160484 in words is "four hundred nine billion, six hundred twenty-eight million, one hundred sixty thousand, four hundred eighty-four".