2055520520 has 32 divisors (see below), whose sum is σ = 4632595200. Its totient is φ = 820843968.

The previous prime is 2055520487. The next prime is 2055520531. The reversal of 2055520520 is 250255502.

It is a self number, because there is not a number n which added to its sum of digits gives 2055520520.

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 7 ways as a sum of consecutive naturals, for example, 18050 + ... + 66609.

It is an arithmetic number, because the mean of its divisors is an integer number (144768600).

Almost surely, 2^2055520520 is an apocalyptic number.

2055520520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2055520520 is an abundant number, since it is smaller than the sum of its proper divisors (2577074680).

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

2055520520 is a wasteful number, since it uses less digits than its factorization.

2055520520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85277 (or 85273 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 26.

The square root of 2055520520 is about 45337.8486476807. The cubic root of 2055520520 is about 1271.4733804252.

The spelling of 2055520520 in words is "two billion, fifty-five million, five hundred twenty thousand, five hundred twenty".