8475023105855 has 4 divisors (see below), whose sum is σ = 10170027727032. Its totient is φ = 6780018484680.

The previous prime is 8475023105831. The next prime is 8475023105909. The reversal of 8475023105855 is 5585013205748.

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

It is not a de Polignac number, because 8475023105855 - 2¹⁸ = 8475022843711 is a prime.

It is a super-2 number, since 2×8475023105855² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8475023105797 and 8475023105806.

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, 847502310581 + ... + 847502310590.

It is an arithmetic number, because the mean of its divisors is an integer number (2542506931758).

Almost surely, 2^{8475023105855} is an apocalyptic number.

8475023105855 is a deficient number, since it is larger than the sum of its proper divisors (1695004621177).

8475023105855 is a wasteful number, since it uses less digits than its factorization.

8475023105855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1695004621176.

The product of its (nonzero) digits is 6720000, while the sum is 53.

The spelling of 8475023105855 in words is "eight trillion, four hundred seventy-five billion, twenty-three million, one hundred five thousand, eight hundred fifty-five".