5520020385 has 32 divisors (see below), whose sum is σ = 9645391872. Its totient is φ = 2673471680.

The previous prime is 5520020351. The next prime is 5520020413. The reversal of 5520020385 is 5830200255.

It is not a de Polignac number, because 5520020385 - 2¹² = 5520016289 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 138592 + ... + 173918.

It is an arithmetic number, because the mean of its divisors is an integer number (301418496).

Almost surely, 2^5520020385 is an apocalyptic number.

5520020385 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5520020385 is a deficient number, since it is larger than the sum of its proper divisors (4125371487).

5520020385 is a wasteful number, since it uses less digits than its factorization.

5520020385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36293.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 5520020385 is about 74296.8396703386. The cubic root of 5520020385 is about 1767.3133599997.

The spelling of 5520020385 in words is "five billion, five hundred twenty million, twenty thousand, three hundred eighty-five".