4421153660 has 144 divisors (see below), whose sum is σ = 12040734720. Its totient is φ = 1333411200.

The previous prime is 4421153657. The next prime is 4421153701. The reversal of 4421153660 is 663511244.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 520931 + ... + 529349.

Almost surely, 2^4421153660 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4421153660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6020367360).

4421153660 is an abundant number, since it is smaller than the sum of its proper divisors (7619581060).

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

4421153660 is a wasteful number, since it uses less digits than its factorization.

4421153660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8488 (or 8475 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 4421153660 is about 66491.7563311423. The cubic root of 4421153660 is about 1641.2643507029.

The spelling of 4421153660 in words is "four billion, four hundred twenty-one million, one hundred fifty-three thousand, six hundred sixty".