8545656155 has 4 divisors (see below), whose sum is σ = 10254787392. Its totient is φ = 6836524920.

The previous prime is 8545656151. The next prime is 8545656173. The reversal of 8545656155 is 5516565458.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 8545656155 - 2² = 8545656151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8545656151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 854565611 + ... + 854565620.

It is an arithmetic number, because the mean of its divisors is an integer number (2563696848).

Almost surely, 2^8545656155 is an apocalyptic number.

8545656155 is a deficient number, since it is larger than the sum of its proper divisors (1709131237).

8545656155 is a wasteful number, since it uses less digits than its factorization.

8545656155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1709131236.

The product of its digits is 3600000, while the sum is 50.

The square root of 8545656155 is about 92442.7182367546. The cubic root of 8545656155 is about 2044.4750022776.

The spelling of 8545656155 in words is "eight billion, five hundred forty-five million, six hundred fifty-six thousand, one hundred fifty-five".