2095439855 has 4 divisors (see below), whose sum is σ = 2514527832. Its totient is φ = 1676351880.

The previous prime is 2095439851. The next prime is 2095439867. The reversal of 2095439855 is 5589345902.

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

It is not a de Polignac number, because 2095439855 - 2² = 2095439851 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 (2095439851) 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, 209543981 + ... + 209543990.

It is an arithmetic number, because the mean of its divisors is an integer number (628631958).

Almost surely, 2^2095439855 is an apocalyptic number.

2095439855 is a deficient number, since it is larger than the sum of its proper divisors (419087977).

2095439855 is an equidigital number, since it uses as much as digits as its factorization.

2095439855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419087976.

The product of its (nonzero) digits is 1944000, while the sum is 50.

The square root of 2095439855 is about 45775.9746482803. The cubic root of 2095439855 is about 1279.6515683693.

The spelling of 2095439855 in words is "two billion, ninety-five million, four hundred thirty-nine thousand, eight hundred fifty-five".