4441979520 has 256 divisors, whose sum is σ = 17162928000. Its totient is φ = 1076797440.

The previous prime is 4441979513. The next prime is 4441979573. The reversal of 4441979520 is 259791444.

4441979520 is a `hidden beast` number, since 4 + 44 + 19 + 79 + 520 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 31 ways as a sum of consecutive naturals, for example, 178396 + ... + 201764.

Almost surely, 2^4441979520 is an apocalyptic number.

4441979520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4441979520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8581464000).

4441979520 is an abundant number, since it is smaller than the sum of its proper divisors (12720948480).

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

4441979520 is a wasteful number, since it uses less digits than its factorization.

4441979520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23408 (or 23390 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 4441979520 is about 66648.1771693720. The cubic root of 4441979520 is about 1643.8373753570.

The spelling of 4441979520 in words is "four billion, four hundred forty-one million, nine hundred seventy-nine thousand, five hundred twenty".