6165151161515 has 4 divisors (see below), whose sum is σ = 7398181393824. Its totient is φ = 4932120929208.

The previous prime is 6165151161511. The next prime is 6165151161529. The reversal of 6165151161515 is 5151611515616.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6165151161515 - 2² = 6165151161511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6165151161511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 616515116147 + ... + 616515116156.

It is an arithmetic number, because the mean of its divisors is an integer number (1849545348456).

Almost surely, 2^{6165151161515} is an apocalyptic number.

6165151161515 is a deficient number, since it is larger than the sum of its proper divisors (1233030232309).

6165151161515 is a wasteful number, since it uses less digits than its factorization.

6165151161515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1233030232308.

The product of its digits is 135000, while the sum is 44.

The spelling of 6165151161515 in words is "six trillion, one hundred sixty-five billion, one hundred fifty-one million, one hundred sixty-one thousand, five hundred fifteen".