8808861521 has 8 divisors (see below), whose sum is σ = 9034502400. Its totient is φ = 8583734560.

The previous prime is 8808861511. The next prime is 8808861527. The reversal of 8808861521 is 1251688088.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8808861521 - 2¹⁰ = 8808860497 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8808861527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93641 + ... + 162438.

It is an arithmetic number, because the mean of its divisors is an integer number (1129312800).

Almost surely, 2^8808861521 is an apocalyptic number.

It is an amenable number.

8808861521 is a deficient number, since it is larger than the sum of its proper divisors (225640879).

8808861521 is a wasteful number, since it uses less digits than its factorization.

8808861521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256959.

The product of its (nonzero) digits is 245760, while the sum is 47.

The square root of 8808861521 is about 93855.5353775152. The cubic root of 8808861521 is about 2065.2529963014.

The spelling of 8808861521 in words is "eight billion, eight hundred eight million, eight hundred sixty-one thousand, five hundred twenty-one".