1448633144220 has 24 divisors (see below), whose sum is σ = 4056172803984. Its totient is φ = 386302171776.

The previous prime is 1448633144219. The next prime is 1448633144293. The reversal of 1448633144220 is 224413368441.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12071942809 + ... + 12071942928.

It is an arithmetic number, because the mean of its divisors is an integer number (169007200166).

Almost surely, 2^{1448633144220} is an apocalyptic number.

1448633144220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1448633144220 is an abundant number, since it is smaller than the sum of its proper divisors (2607539659764).

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

1448633144220 is a wasteful number, since it uses less digits than its factorization.

1448633144220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24143885749 (or 24143885747 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 42.

The spelling of 1448633144220 in words is "one trillion, four hundred forty-eight billion, six hundred thirty-three million, one hundred forty-four thousand, two hundred twenty".