163332372736 has 243 divisors, whose sum is σ = 371166843411. Its totient is φ = 71698378752.

The previous prime is 163332372713. The next prime is 163332372751. The reversal of 163332372736 is 637273233361.

The square root of 163332372736 is 404144.

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

It can be written as a sum of positive squares in 4 ways, for example, as 20943878400 + 142388494336 = 144720^2 + 377344^2 .

It is a super-2 number, since 2×163332372736² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2437796575 + ... + 2437796641.

Almost surely, 2^163332372736 is an apocalyptic number.

163332372736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

163332372736 is the 404144-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163332372736

163332372736 is an abundant number, since it is smaller than the sum of its proper divisors (207834470675).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163332372736 is an frugal number, since it uses more digits than its factorization.

163332372736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234 (or 111 counting only the distinct ones).

The product of its digits is 1714608, while the sum is 46.

The spelling of 163332372736 in words is "one hundred sixty-three billion, three hundred thirty-two million, three hundred seventy-two thousand, seven hundred thirty-six".