8010005520 has 80 divisors (see below), whose sum is σ = 27088391232. Its totient is φ = 1941818880.

The previous prime is 8010005513. The next prime is 8010005533. The reversal of 8010005520 is 255000108.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1514407 + ... + 1519686.

Almost surely, 2^8010005520 is an apocalyptic number.

8010005520 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8010005520 is an abundant number, since it is smaller than the sum of its proper divisors (19078385712).

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

8010005520 is a wasteful number, since it uses less digits than its factorization.

8010005520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3034120 (or 3034114 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 8010005520 is about 89498.6341795225. The cubic root of 8010005520 is about 2000.8334459690.

Adding to 8010005520 its reverse (255000108), we get a palindrome (8265005628).

The spelling of 8010005520 in words is "eight billion, ten million, five thousand, five hundred twenty".