2220780158 has 16 divisors (see below), whose sum is σ = 3379239600. Its totient is φ = 1094389056.

The previous prime is 2220780137. The next prime is 2220780187. The reversal of 2220780158 is 8510870222.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232868 + ... + 242216.

It is an arithmetic number, because the mean of its divisors is an integer number (211202475).

Almost surely, 2^2220780158 is an apocalyptic number.

2220780158 is a deficient number, since it is larger than the sum of its proper divisors (1158459442).

2220780158 is a wasteful number, since it uses less digits than its factorization.

2220780158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11051.

The product of its (nonzero) digits is 17920, while the sum is 35.

The square root of 2220780158 is about 47125.1541960342. The cubic root of 2220780158 is about 1304.6735447809.

The spelling of 2220780158 in words is "two billion, two hundred twenty million, seven hundred eighty thousand, one hundred fifty-eight".