163672512 has 56 divisors (see below), whose sum is σ = 434797200. Its totient is φ = 54337536.

The previous prime is 163672511. The next prime is 163672519. The reversal of 163672512 is 215276361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163672511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50064 + ... + 53232.

Almost surely, 2^163672512 is an apocalyptic number.

163672512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163672512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217398600).

163672512 is an abundant number, since it is smaller than the sum of its proper divisors (271124688).

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

163672512 is a wasteful number, since it uses less digits than its factorization.

163672512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3453 (or 3443 counting only the distinct ones).

The product of its digits is 15120, while the sum is 33.

The square root of 163672512 is about 12793.4558271016. The cubic root of 163672512 is about 547.0057807365.

The spelling of 163672512 in words is "one hundred sixty-three million, six hundred seventy-two thousand, five hundred twelve".