1828640163 has 18 divisors (see below), whose sum is σ = 2837062596. Its totient is φ = 1044640968.

The previous prime is 1828640141. The next prime is 1828640311. The reversal of 1828640163 is 3610468281.

It is not a de Polignac number, because 1828640163 - 2⁵ = 1828640131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1828640063) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 516706 + ... + 520232.

Almost surely, 2^1828640163 is an apocalyptic number.

1828640163 is a deficient number, since it is larger than the sum of its proper divisors (1008422433).

1828640163 is an frugal number, since it uses more digits than its factorization.

1828640163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7071 (or 3537 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 1828640163 is about 42762.6023880680. The cubic root of 1828640163 is about 1222.8581566100.

The spelling of 1828640163 in words is "one billion, eight hundred twenty-eight million, six hundred forty thousand, one hundred sixty-three".