2534078666 has 32 divisors (see below), whose sum is σ = 4495201920. Its totient is φ = 1048836096.

The previous prime is 2534078647. The next prime is 2534078669. The reversal of 2534078666 is 6668704352.

2534078666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2534078666.

It is not an unprimeable number, because it can be changed into a prime (2534078669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29930 + ... + 77226.

It is an arithmetic number, because the mean of its divisors is an integer number (140475060).

Almost surely, 2^2534078666 is an apocalyptic number.

2534078666 is a deficient number, since it is larger than the sum of its proper divisors (1961123254).

2534078666 is a wasteful number, since it uses less digits than its factorization.

2534078666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47438.

The product of its (nonzero) digits is 1451520, while the sum is 47.

The square root of 2534078666 is about 50339.6331532124. The cubic root of 2534078666 is about 1363.3479126508.

The spelling of 2534078666 in words is "two billion, five hundred thirty-four million, seventy-eight thousand, six hundred sixty-six".