7533647161 has 8 divisors (see below), whose sum is σ = 7606223240. Its totient is φ = 7461134208.

The previous prime is 7533647123. The next prime is 7533647201. The reversal of 7533647161 is 1617463357.

7533647161 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2424971536 + 5108675625 = 49244^2 + 71475^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7533647161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7533647101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244555 + ... + 273631.

It is an arithmetic number, because the mean of its divisors is an integer number (950777905).

Almost surely, 2^7533647161 is an apocalyptic number.

It is an amenable number.

7533647161 is a deficient number, since it is larger than the sum of its proper divisors (72576079).

7533647161 is a wasteful number, since it uses less digits than its factorization.

7533647161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31563.

The product of its digits is 317520, while the sum is 43.

The square root of 7533647161 is about 86796.5849616216. The cubic root of 7533647161 is about 1960.3566580756.

The spelling of 7533647161 in words is "seven billion, five hundred thirty-three million, six hundred forty-seven thousand, one hundred sixty-one".