6155043066 has 40 divisors (see below), whose sum is σ = 13799760084. Its totient is φ = 2050505280.

The previous prime is 6155043031. The next prime is 6155043067. The reversal of 6155043066 is 6603405516.

6155043066 is a `hidden beast` number, since 6 + 1 + 550 + 43 + 0 + 66 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6053618025 + 101425041 = 77805^2 + 10071^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6155043066.

It is not an unprimeable number, because it can be changed into a prime (6155043067) 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 19 ways as a sum of consecutive naturals, for example, 299976 + ... + 319836.

Almost surely, 2^6155043066 is an apocalyptic number.

6155043066 is an abundant number, since it is smaller than the sum of its proper divisors (7644717018).

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

6155043066 is a wasteful number, since it uses less digits than its factorization.

6155043066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21788 (or 21779 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 6155043066 is about 78454.0825323960. The cubic root of 6155043066 is about 1832.6394537848.

The spelling of 6155043066 in words is "six billion, one hundred fifty-five million, forty-three thousand, sixty-six".