898238630163 has 32 divisors (see below), whose sum is σ = 1441181593600. Its totient is φ = 486130255776.

The previous prime is 898238630129. The next prime is 898238630249. The reversal of 898238630163 is 361036832898.

It is not a de Polignac number, because 898238630163 - 2²⁰ = 898237581587 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (898238630363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1144578 + ... + 1762536.

It is an arithmetic number, because the mean of its divisors is an integer number (45036924800).

Almost surely, 2^898238630163 is an apocalyptic number.

898238630163 is a deficient number, since it is larger than the sum of its proper divisors (542942963437).

898238630163 is a wasteful number, since it uses less digits than its factorization.

898238630163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621631.

The product of its (nonzero) digits is 8957952, while the sum is 57.

The spelling of 898238630163 in words is "eight hundred ninety-eight billion, two hundred thirty-eight million, six hundred thirty thousand, one hundred sixty-three".