4078151855966 has 8 divisors (see below), whose sum is σ = 6118947566280. Its totient is φ = 2038502667208.

The previous prime is 4078151855963. The next prime is 4078151855971. The reversal of 4078151855966 is 6695581518704.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4078151855963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286621496 + ... + 286635723.

It is an arithmetic number, because the mean of its divisors is an integer number (764868445785).

Almost surely, 2^{4078151855966} is an apocalyptic number.

4078151855966 is a deficient number, since it is larger than the sum of its proper divisors (2040795710314).

4078151855966 is a wasteful number, since it uses less digits than its factorization.

4078151855966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573260778.

The product of its (nonzero) digits is 72576000, while the sum is 65.

The spelling of 4078151855966 in words is "four trillion, seventy-eight billion, one hundred fifty-one million, eight hundred fifty-five thousand, nine hundred sixty-six".