6116155515 has 48 divisors (see below), whose sum is σ = 11082210048. Its totient is φ = 3114500928.

The previous prime is 6116155483. The next prime is 6116155517. The reversal of 6116155515 is 5155516116.

It is a happy number.

It is not a de Polignac number, because 6116155515 - 2⁵ = 6116155483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6116155515.

It is not an unprimeable number, because it can be changed into a prime (6116155517) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 602512 + ... + 612578.

It is an arithmetic number, because the mean of its divisors is an integer number (230879376).

Almost surely, 2^6116155515 is an apocalyptic number.

6116155515 is a deficient number, since it is larger than the sum of its proper divisors (4966054533).

6116155515 is a wasteful number, since it uses less digits than its factorization.

6116155515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10688 (or 10685 counting only the distinct ones).

The product of its digits is 22500, while the sum is 36.

The square root of 6116155515 is about 78205.8534573979. The cubic root of 6116155515 is about 1828.7717593614.

The spelling of 6116155515 in words is "six billion, one hundred sixteen million, one hundred fifty-five thousand, five hundred fifteen".