4094125866 has 48 divisors (see below), whose sum is σ = 9193448160. Its totient is φ = 1315214880.

The previous prime is 4094125843. The next prime is 4094125979. The reversal of 4094125866 is 6685214904.

4094125866 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 286921 + ... + 300851.

It is an arithmetic number, because the mean of its divisors is an integer number (191530170).

Almost surely, 2^4094125866 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4094125866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4596724080).

4094125866 is an abundant number, since it is smaller than the sum of its proper divisors (5099322294).

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

4094125866 is a wasteful number, since it uses less digits than its factorization.

4094125866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14531 (or 14528 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 4094125866 is about 63985.3566529093. The cubic root of 4094125866 is about 1599.7559349075.

The spelling of 4094125866 in words is "four billion, ninety-four million, one hundred twenty-five thousand, eight hundred sixty-six".