4505172730 has 8 divisors (see below), whose sum is σ = 8109310932. Its totient is φ = 1802069088.

The previous prime is 4505172719. The next prime is 4505172767. The reversal of 4505172730 is 372715054.

It can be written as a sum of positive squares in 2 ways, for example, as 3956535801 + 548636929 = 62901^2 + 23423^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225258627 + ... + 225258646.

Almost surely, 2^4505172730 is an apocalyptic number.

4505172730 is a deficient number, since it is larger than the sum of its proper divisors (3604138202).

4505172730 is a wasteful number, since it uses less digits than its factorization.

4505172730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450517280.

The product of its (nonzero) digits is 29400, while the sum is 34.

The square root of 4505172730 is about 67120.5835046150. The cubic root of 4505172730 is about 1651.5959739977.

Adding to 4505172730 its reverse (372715054), we get a palindrome (4877887784).

The spelling of 4505172730 in words is "four billion, five hundred five million, one hundred seventy-two thousand, seven hundred thirty".