163358238976 has 27 divisors (see below), whose sum is σ = 326091268713. Its totient is φ = 81675886080.

The previous prime is 163358238889. The next prime is 163358238983. The reversal of 163358238976 is 679832853361.

The square root of 163358238976 is 404176.

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

It can be written as a sum of positive squares in only one way, i.e., 21018040576 + 142340198400 = 144976^2 + 377280^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6454186 + ... + 6479446.

Almost surely, 2^163358238976 is an apocalyptic number.

163358238976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

163358238976 is the 404176-th square number.

It is an amenable number.

163358238976 is a deficient number, since it is larger than the sum of its proper divisors (162733029737).

163358238976 is an frugal number, since it uses more digits than its factorization.

163358238976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50538 (or 25263 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 61.

The spelling of 163358238976 in words is "one hundred sixty-three billion, three hundred fifty-eight million, two hundred thirty-eight thousand, nine hundred seventy-six".