4155117066 has 24 divisors (see below), whose sum is σ = 9009777504. Its totient is φ = 1383958440.

The previous prime is 4155117061. The next prime is 4155117077. The reversal of 4155117066 is 6607115514.

It is a happy number.

4155117066 is a `hidden beast` number, since 4 + 15 + 511 + 70 + 66 = 666.

4155117066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4155117066.

It is not an unprimeable number, because it can be changed into a prime (4155117061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66166 + ... + 112641.

It is an arithmetic number, because the mean of its divisors is an integer number (375407396).

Almost surely, 2^4155117066 is an apocalyptic number.

4155117066 is an abundant number, since it is smaller than the sum of its proper divisors (4854660438).

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

4155117066 is a wasteful number, since it uses less digits than its factorization.

4155117066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180106 (or 180103 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 36.

The square root of 4155117066 is about 64460.1975330514. The cubic root of 4155117066 is about 1607.6607962202.

The spelling of 4155117066 in words is "four billion, one hundred fifty-five million, one hundred seventeen thousand, sixty-six".