6905332691128 has 64 divisors (see below), whose sum is σ = 13541307736320. Its totient is φ = 3295012089600.

The previous prime is 6905332691119. The next prime is 6905332691143. The reversal of 6905332691128 is 8211962335096.

It is a super-2 number, since 2×6905332691128² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144872676 + ... + 144920332.

It is an arithmetic number, because the mean of its divisors is an integer number (211582933380).

Almost surely, 2^{6905332691128} is an apocalyptic number.

It is an amenable number.

6905332691128 is a deficient number, since it is larger than the sum of its proper divisors (6635975045192).

6905332691128 is a wasteful number, since it uses less digits than its factorization.

6905332691128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49468 (or 49464 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 55.

The spelling of 6905332691128 in words is "six trillion, nine hundred five billion, three hundred thirty-two million, six hundred ninety-one thousand, one hundred twenty-eight".