4078653566 has 16 divisors (see below), whose sum is σ = 6976159344. Its totient is φ = 1771722624.

The previous prime is 4078653547. The next prime is 4078653611. The reversal of 4078653566 is 6653568704.

It is a super-2 number, since 2×4078653566² = 33270829822889032712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4613420 + ... + 4614303.

It is an arithmetic number, because the mean of its divisors is an integer number (436009959).

Almost surely, 2^4078653566 is an apocalyptic number.

4078653566 is a deficient number, since it is larger than the sum of its proper divisors (2897505778).

4078653566 is a wasteful number, since it uses less digits than its factorization.

4078653566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9227755.

The product of its (nonzero) digits is 3628800, while the sum is 50.

The square root of 4078653566 is about 63864.3372000368. The cubic root of 4078653566 is about 1597.7381537786.

The spelling of 4078653566 in words is "four billion, seventy-eight million, six hundred fifty-three thousand, five hundred sixty-six".