6905325321 has 12 divisors (see below), whose sum is σ = 10162554948. Its totient is φ = 4516690464.

The previous prime is 6905325283. The next prime is 6905325341. The reversal of 6905325321 is 1235235096.

6905325321 is a `hidden beast` number, since 6 + 9 + 0 + 5 + 325 + 321 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2620313721 + 4285011600 = 51189^2 + 65460^2 .

It is a de Polignac number, because none of the positive numbers 2^k-6905325321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6905325341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7237810 + ... + 7238763.

It is an arithmetic number, because the mean of its divisors is an integer number (846879579).

Almost surely, 2^6905325321 is an apocalyptic number.

It is an amenable number.

6905325321 is a deficient number, since it is larger than the sum of its proper divisors (3257229627).

6905325321 is a wasteful number, since it uses less digits than its factorization.

6905325321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14476632 (or 14476629 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 6905325321 is about 83098.2871123106. The cubic root of 6905325321 is about 1904.2679056008.

The spelling of 6905325321 in words is "six billion, nine hundred five million, three hundred twenty-five thousand, three hundred twenty-one".