4424313913920 has 84 divisors (see below), whose sum is σ = 15217796409660. Its totient is φ = 1179817042944.

The previous prime is 4424313913889. The next prime is 4424313913927. The reversal of 4424313913920 is 293193134244.

4424313913920 is a `hidden beast` number, since 4 + 4 + 243 + 13 + 9 + 1 + 392 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3095882478144 + 1328431435776 = 1759512^2 + 1152576^2 .

It is a super-2 number, since 2×4424313913920² (a number of 26 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (4424313913927) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 768107175 + ... + 768112934.

Almost surely, 2^{4424313913920} is an apocalyptic number.

4424313913920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4424313913920 is an abundant number, since it is smaller than the sum of its proper divisors (10793482495740).

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

4424313913920 is a wasteful number, since it uses less digits than its factorization.

4424313913920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536220132 (or 1536220119 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The spelling of 4424313913920 in words is "four trillion, four hundred twenty-four billion, three hundred thirteen million, nine hundred thirteen thousand, nine hundred twenty".