8124120064 has 22 divisors (see below), whose sum is σ = 16240308464. Its totient is φ = 4062059520.

The previous prime is 8124120049. The next prime is 8124120071. The reversal of 8124120064 is 4600214218.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3965832 + ... + 3967879.

Almost surely, 2^8124120064 is an apocalyptic number.

It is an amenable number.

8124120064 is a deficient number, since it is larger than the sum of its proper divisors (8116188400).

8124120064 is an equidigital number, since it uses as much as digits as its factorization.

8124120064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7933731 (or 7933713 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 8124120064 is about 90133.9007477209. The cubic root of 8124120064 is about 2010.2903026982.

The spelling of 8124120064 in words is "eight billion, one hundred twenty-four million, one hundred twenty thousand, sixty-four".