855921093295 has 4 divisors (see below), whose sum is σ = 1027105311960. Its totient is φ = 684736874632.

The previous prime is 855921093241. The next prime is 855921093329. The reversal of 855921093295 is 592390129558.

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

It is a cyclic number.

It is not a de Polignac number, because 855921093295 - 2²³ = 855912704687 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85592109325 + ... + 85592109334.

It is an arithmetic number, because the mean of its divisors is an integer number (256776327990).

Almost surely, 2^855921093295 is an apocalyptic number.

855921093295 is a deficient number, since it is larger than the sum of its proper divisors (171184218665).

855921093295 is a wasteful number, since it uses less digits than its factorization.

855921093295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171184218664.

The product of its (nonzero) digits is 8748000, while the sum is 58.

The spelling of 855921093295 in words is "eight hundred fifty-five billion, nine hundred twenty-one million, ninety-three thousand, two hundred ninety-five".