6537115161 has 24 divisors (see below), whose sum is σ = 9611201600. Its totient is φ = 4280592096.

The previous prime is 6537115141. The next prime is 6537115181. The reversal of 6537115161 is 1615117356.

6537115161 is a `hidden beast` number, since 6 + 537 + 11 + 51 + 61 = 666.

It is an interprime number because it is at equal distance from previous prime (6537115141) and next prime (6537115181).

It is not a de Polignac number, because 6537115161 - 2¹⁹ = 6536590873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6537115121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 194916 + ... + 225978.

Almost surely, 2^6537115161 is an apocalyptic number.

It is an amenable number.

6537115161 is a deficient number, since it is larger than the sum of its proper divisors (3074086439).

6537115161 is a wasteful number, since it uses less digits than its factorization.

6537115161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31485 (or 31482 counting only the distinct ones).

The product of its digits is 18900, while the sum is 36.

The square root of 6537115161 is about 80852.4282937748. The cubic root of 6537115161 is about 1869.8009607327.

The spelling of 6537115161 in words is "six billion, five hundred thirty-seven million, one hundred fifteen thousand, one hundred sixty-one".