4516221018 has 32 divisors (see below), whose sum is σ = 9149302656. Its totient is φ = 1486024128.

The previous prime is 4516220987. The next prime is 4516221043. The reversal of 4516221018 is 8101226154.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 184380 + ... + 207432.

It is an arithmetic number, because the mean of its divisors is an integer number (285915708).

Almost surely, 2^4516221018 is an apocalyptic number.

4516221018 is an abundant number, since it is smaller than the sum of its proper divisors (4633081638).

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

4516221018 is a wasteful number, since it uses less digits than its factorization.

4516221018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23478.

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 4516221018 is about 67202.8348955608. The cubic root of 4516221018 is about 1652.9449723649.

The spelling of 4516221018 in words is "four billion, five hundred sixteen million, two hundred twenty-one thousand, eighteen".