2173316450 has 24 divisors (see below), whose sum is σ = 4044622080. Its totient is φ = 868842000.

The previous prime is 2173316423. The next prime is 2173316459. The reversal of 2173316450 is 546133712.

It is not an unprimeable number, because it can be changed into a prime (2173316459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86411 + ... + 108689.

It is an arithmetic number, because the mean of its divisors is an integer number (168525920).

Almost surely, 2^2173316450 is an apocalyptic number.

2173316450 is a deficient number, since it is larger than the sum of its proper divisors (1871305630).

2173316450 is a wasteful number, since it uses less digits than its factorization.

2173316450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24242 (or 24237 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 2173316450 is about 46618.8422207159. The cubic root of 2173316450 is about 1295.3118016068.

It can be divided in two parts, 21733 and 16450, that added together give a palindrome (38183).

The spelling of 2173316450 in words is "two billion, one hundred seventy-three million, three hundred sixteen thousand, four hundred fifty".