4077818555966 has 16 divisors (see below), whose sum is σ = 6124216025088. Its totient is φ = 2036414100600.

The previous prime is 4077818555963. The next prime is 4077818555983. The reversal of 4077818555966 is 6695558187704.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4077818555966.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4077818555963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9102611 + ... + 9540081.

It is an arithmetic number, because the mean of its divisors is an integer number (382763501568).

Almost surely, 2^{4077818555966} is an apocalyptic number.

4077818555966 is a deficient number, since it is larger than the sum of its proper divisors (2046397469122).

4077818555966 is a wasteful number, since it uses less digits than its factorization.

4077818555966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443167.

The product of its (nonzero) digits is 508032000, while the sum is 71.

The spelling of 4077818555966 in words is "four trillion, seventy-seven billion, eight hundred eighteen million, five hundred fifty-five thousand, nine hundred sixty-six".