8272858855656 has 32 divisors (see below), whose sum is σ = 20696112216000. Its totient is φ = 2755757608320.

The previous prime is 8272858855643. The next prime is 8272858855661. The reversal of 8272858855656 is 6565588582728.

It is a Smith number, since the sum of its digits (75) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116339356 + ... + 116410443.

It is an arithmetic number, because the mean of its divisors is an integer number (646753506750).

Almost surely, 2^{8272858855656} is an apocalyptic number.

It is an amenable number.

8272858855656 is an abundant number, since it is smaller than the sum of its proper divisors (12423253360344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8272858855656 is a wasteful number, since it uses less digits than its factorization.

8272858855656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232751289 (or 232751285 counting only the distinct ones).

The product of its digits is 2580480000, while the sum is 75.

The spelling of 8272858855656 in words is "eight trillion, two hundred seventy-two billion, eight hundred fifty-eight million, eight hundred fifty-five thousand, six hundred fifty-six".