220001000078 has 8 divisors (see below), whose sum is σ = 341380862280. Its totient is φ = 106207379320.

The previous prime is 220001000077. The next prime is 220001000099. The reversal of 220001000078 is 870000100022.

220001000078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (220001000077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1896560288 + ... + 1896560403.

It is an arithmetic number, because the mean of its divisors is an integer number (42672607785).

Almost surely, 2^220001000078 is an apocalyptic number.

220001000078 is a deficient number, since it is larger than the sum of its proper divisors (121379862202).

220001000078 is a wasteful number, since it uses less digits than its factorization.

220001000078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3793120722.

The product of its (nonzero) digits is 224, while the sum is 20.

The spelling of 220001000078 in words is "two hundred twenty billion, one million, seventy-eight", and thus it is an aban number.