8108716557 has 8 divisors (see below), whose sum is σ = 10959726784. Its totient is φ = 5331758688.

The previous prime is 8108716487. The next prime is 8108716579. The reversal of 8108716557 is 7556178018.

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

It is not a de Polignac number, because 8108716557 - 2¹⁶ = 8108651021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8108716597) 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, 18512833 + ... + 18513270.

It is an arithmetic number, because the mean of its divisors is an integer number (1369965848).

Almost surely, 2^8108716557 is an apocalyptic number.

It is an amenable number.

8108716557 is a deficient number, since it is larger than the sum of its proper divisors (2851010227).

8108716557 is a wasteful number, since it uses less digits than its factorization.

8108716557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37026179.

The product of its (nonzero) digits is 470400, while the sum is 48.

The square root of 8108716557 is about 90048.4122958312. The cubic root of 8108716557 is about 2009.0189809396.

The spelling of 8108716557 in words is "eight billion, one hundred eight million, seven hundred sixteen thousand, five hundred fifty-seven".