4066661160 has 64 divisors (see below), whose sum is σ = 13555540800. Its totient is φ = 1084442688.

The previous prime is 4066661147. The next prime is 4066661237. The reversal of 4066661160 is 611666604.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1881634 + ... + 1883793.

It is an arithmetic number, because the mean of its divisors is an integer number (211805325).

Almost surely, 2^4066661160 is an apocalyptic number.

4066661160 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4066661160 is an abundant number, since it is smaller than the sum of its proper divisors (9488879640).

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

4066661160 is a wasteful number, since it uses less digits than its factorization.

4066661160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3765447 (or 3765437 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 4066661160 is about 63770.3783899704. The cubic root of 4066661160 is about 1596.1706810509.

It can be divided in two parts, 40666611 and 60, that added together give a triangular number (40666671 = T₉₀₁₈).

The spelling of 4066661160 in words is "four billion, sixty-six million, six hundred sixty-one thousand, one hundred sixty".