8275664921634 has 96 divisors (see below), whose sum is σ = 19610674993728. Its totient is φ = 2501372016000.

The previous prime is 8275664921609. The next prime is 8275664921683. The reversal of 8275664921634 is 4361294665728.

8275664921634 is a `hidden beast` number, since 8 + 2 + 7 + 566 + 4 + 9 + 2 + 1 + 63 + 4 = 666.

It is a super-2 number, since 2×8275664921634² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 155615869 + ... + 155669039.

It is an arithmetic number, because the mean of its divisors is an integer number (204277864518).

Almost surely, 2^{8275664921634} is an apocalyptic number.

8275664921634 is an abundant number, since it is smaller than the sum of its proper divisors (11335010072094).

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

8275664921634 is a wasteful number, since it uses less digits than its factorization.

8275664921634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55184 (or 55181 counting only the distinct ones).

The product of its digits is 104509440, while the sum is 63.

The spelling of 8275664921634 in words is "eight trillion, two hundred seventy-five billion, six hundred sixty-four million, nine hundred twenty-one thousand, six hundred thirty-four".