6155995516 has 72 divisors (see below), whose sum is σ = 12730717440. Its totient is φ = 2594322720.

The previous prime is 6155995481. The next prime is 6155995519.

6155995516 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6155995519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 425091 + ... + 439333.

It is an arithmetic number, because the mean of its divisors is an integer number (176815520).

Almost surely, 2^6155995516 is an apocalyptic number.

It is an amenable number.

6155995516 is an abundant number, since it is smaller than the sum of its proper divisors (6574721924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6155995516 is a wasteful number, since it uses less digits than its factorization.

6155995516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14335 (or 14322 counting only the distinct ones).

The product of its digits is 1822500, while the sum is 52.

The square root of 6155995516 is about 78460.1524087227. The cubic root of 6155995516 is about 1832.7339783019.

The spelling of 6155995516 in words is "six billion, one hundred fifty-five million, nine hundred ninety-five thousand, five hundred sixteen".