4166030778 has 64 divisors (see below), whose sum is σ = 10858095360. Its totient is φ = 1034099712.

The previous prime is 4166030767. The next prime is 4166030783. The reversal of 4166030778 is 8770306614.

4166030778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215133 + ... + 233696.

It is an arithmetic number, because the mean of its divisors is an integer number (169657740).

Almost surely, 2^4166030778 is an apocalyptic number.

4166030778 is an abundant number, since it is smaller than the sum of its proper divisors (6692064582).

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

4166030778 is a wasteful number, since it uses less digits than its factorization.

4166030778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448871.

The product of its (nonzero) digits is 169344, while the sum is 42.

The square root of 4166030778 is about 64544.7966764169. The cubic root of 4166030778 is about 1609.0671110104.

The spelling of 4166030778 in words is "four billion, one hundred sixty-six million, thirty thousand, seven hundred seventy-eight".