6921069152 has 12 divisors (see below), whose sum is σ = 13625854956. Its totient is φ = 3460534560.

The previous prime is 6921069149. The next prime is 6921069179. The reversal of 6921069152 is 2519601296.

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, 108141674 + ... + 108141737.

It is an arithmetic number, because the mean of its divisors is an integer number (1135487913).

Almost surely, 2^6921069152 is an apocalyptic number.

It is an amenable number.

6921069152 is a deficient number, since it is larger than the sum of its proper divisors (6704785804).

6921069152 is a wasteful number, since it uses less digits than its factorization.

6921069152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216283421 (or 216283413 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 6921069152 is about 83192.9633562839. The cubic root of 6921069152 is about 1905.7140221750.

The spelling of 6921069152 in words is "six billion, nine hundred twenty-one million, sixty-nine thousand, one hundred fifty-two".