8272827720623 has 4 divisors (see below), whose sum is σ = 8272834269840. Its totient is φ = 8272821171408.

The previous prime is 8272827720617. The next prime is 8272827720671. The reversal of 8272827720623 is 3260277282728.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 8272827720623 - 2¹⁰ = 8272827719599 is a prime.

It is a super-3 number, since 3×8272827720623³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8272827720523) 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, 710678 + ... + 4129251.

It is an arithmetic number, because the mean of its divisors is an integer number (2068208567460).

Almost surely, 2^{8272827720623} is an apocalyptic number.

8272827720623 is a deficient number, since it is larger than the sum of its proper divisors (6549217).

8272827720623 is a wasteful number, since it uses less digits than its factorization.

8272827720623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6549216.

The product of its (nonzero) digits is 12644352, while the sum is 56.

The spelling of 8272827720623 in words is "eight trillion, two hundred seventy-two billion, eight hundred twenty-seven million, seven hundred twenty thousand, six hundred twenty-three".