855857095 has 8 divisors (see below), whose sum is σ = 1087442064. Its totient is φ = 644409984.

The previous prime is 855857087. The next prime is 855857111. The reversal of 855857095 is 590758558.

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

It is a cyclic number.

It is not a de Polignac number, because 855857095 - 2³ = 855857087 is a prime.

It is a Duffinian number.

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, 5034369 + ... + 5034538.

It is an arithmetic number, because the mean of its divisors is an integer number (135930258).

Almost surely, 2^855857095 is an apocalyptic number.

855857095 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

855857095 is a deficient number, since it is larger than the sum of its proper divisors (231584969).

855857095 is a wasteful number, since it uses less digits than its factorization.

855857095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10068929.

The product of its (nonzero) digits is 2520000, while the sum is 52.

The square root of 855857095 is about 29255.0353785464. The cubic root of 855857095 is about 949.4390390939.

The spelling of 855857095 in words is "eight hundred fifty-five million, eight hundred fifty-seven thousand, ninety-five".