2078540206 has 16 divisors (see below), whose sum is σ = 3179281248. Its totient is φ = 1018980000.

The previous prime is 2078540203. The next prime is 2078540213. The reversal of 2078540206 is 6020458702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2078540203) 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, 29145 + ... + 70756.

It is an arithmetic number, because the mean of its divisors is an integer number (198705078).

Almost surely, 2^2078540206 is an apocalyptic number.

2078540206 is a deficient number, since it is larger than the sum of its proper divisors (1100741042).

2078540206 is a wasteful number, since it uses less digits than its factorization.

2078540206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100107.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 2078540206 is about 45591.0101445449. The cubic root of 2078540206 is about 1276.2021635542.

Adding to 2078540206 its reverse (6020458702), we get a palindrome (8098998908).

The spelling of 2078540206 in words is "two billion, seventy-eight million, five hundred forty thousand, two hundred six".