4550405120 has 44 divisors (see below), whose sum is σ = 10915652064. Its totient is φ = 1820160000.

The previous prime is 4550405099. The next prime is 4550405137. The reversal of 4550405120 is 215040554.

It is a super-2 number, since 2×4550405120² = 41412373512244428800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4550405120.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439256 + ... + 449495.

Almost surely, 2^4550405120 is an apocalyptic number.

4550405120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4550405120 is an abundant number, since it is smaller than the sum of its proper divisors (6365246944).

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

4550405120 is an equidigital number, since it uses as much as digits as its factorization.

4550405120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888776 (or 888758 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 4550405120 is about 67456.6906985512. The cubic root of 4550405120 is about 1657.1049748432.

Adding to 4550405120 its reverse (215040554), we get a palindrome (4765445674).

The spelling of 4550405120 in words is "four billion, five hundred fifty million, four hundred five thousand, one hundred twenty".