2678158022 has 4 divisors (see below), whose sum is σ = 4017237036. Its totient is φ = 1339079010.

The previous prime is 2678158009. The next prime is 2678158039. The reversal of 2678158022 is 2208518762.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2208518762 = 2 ⋅1104259381.

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 as a sum of consecutive naturals, namely, 669539504 + ... + 669539507.

It is an arithmetic number, because the mean of its divisors is an integer number (1004309259).

Almost surely, 2^2678158022 is an apocalyptic number.

2678158022 is a deficient number, since it is larger than the sum of its proper divisors (1339079014).

2678158022 is a wasteful number, since it uses less digits than its factorization.

2678158022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339079013.

The product of its (nonzero) digits is 107520, while the sum is 41.

The square root of 2678158022 is about 51750.9229096448. The cubic root of 2678158022 is about 1388.7116095003.

The spelling of 2678158022 in words is "two billion, six hundred seventy-eight million, one hundred fifty-eight thousand, twenty-two".