4451154222220 has 12 divisors (see below), whose sum is σ = 9347423866704. Its totient is φ = 1780461688880.

The previous prime is 4451154222133. The next prime is 4451154222227. The reversal of 4451154222220 is 222224511544.

It is not an unprimeable number, because it can be changed into a prime (4451154222227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111278855536 + ... + 111278855575.

It is an arithmetic number, because the mean of its divisors is an integer number (778951988892).

Almost surely, 2^{4451154222220} is an apocalyptic number.

It is an amenable number.

4451154222220 is an abundant number, since it is smaller than the sum of its proper divisors (4896269644484).

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

4451154222220 is a wasteful number, since it uses less digits than its factorization.

4451154222220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222557711120 (or 222557711118 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 34.

Adding to 4451154222220 its reverse (222224511544), we get a palindrome (4673378733764).

The spelling of 4451154222220 in words is "four trillion, four hundred fifty-one billion, one hundred fifty-four million, two hundred twenty-two thousand, two hundred twenty".