8091557468 has 24 divisors (see below), whose sum is σ = 14202171984. Its totient is φ = 4033814400.

The previous prime is 8091557449. The next prime is 8091557479. The reversal of 8091557468 is 8647551908.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2264123 + ... + 2267693.

It is an arithmetic number, because the mean of its divisors is an integer number (591757166).

Almost surely, 2^8091557468 is an apocalyptic number.

It is an amenable number.

8091557468 is a deficient number, since it is larger than the sum of its proper divisors (6110614516).

8091557468 is a wasteful number, since it uses less digits than its factorization.

8091557468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5093 (or 5091 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 53.

The square root of 8091557468 is about 89953.0848164753. The cubic root of 8091557468 is about 2007.6008658255.

The spelling of 8091557468 in words is "eight billion, ninety-one million, five hundred fifty-seven thousand, four hundred sixty-eight".