163573021150 has 72 divisors (see below), whose sum is σ = 382193194320. Its totient is φ = 50983785600.

The previous prime is 163573021147. The next prime is 163573021159. The reversal of 163573021150 is 51120375361.

It is a super-2 number, since 2×163573021150² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163573021159) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1888855 + ... + 1973554.

It is an arithmetic number, because the mean of its divisors is an integer number (5308238810).

Almost surely, 2^163573021150 is an apocalyptic number.

163573021150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

163573021150 is an abundant number, since it is smaller than the sum of its proper divisors (218620173170).

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

163573021150 is a wasteful number, since it uses less digits than its factorization.

163573021150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3862450 (or 3862434 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 34.

The spelling of 163573021150 in words is "one hundred sixty-three billion, five hundred seventy-three million, twenty-one thousand, one hundred fifty".