2256156115 has 8 divisors (see below), whose sum is σ = 2707881408. Its totient is φ = 1804595520.

The previous prime is 2256156109. The next prime is 2256156127. The reversal of 2256156115 is 5116516522.

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

It is not a de Polignac number, because 2256156115 - 2²⁵ = 2222601683 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8706 + ... + 67735.

It is an arithmetic number, because the mean of its divisors is an integer number (338485176).

Almost surely, 2^2256156115 is an apocalyptic number.

2256156115 is a deficient number, since it is larger than the sum of its proper divisors (451725293).

2256156115 is an equidigital number, since it uses as much as digits as its factorization.

2256156115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82349.

The product of its digits is 18000, while the sum is 34.

The square root of 2256156115 is about 47499.0117265612. The cubic root of 2256156115 is about 1311.5646892251.

The spelling of 2256156115 in words is "two billion, two hundred fifty-six million, one hundred fifty-six thousand, one hundred fifteen".