2680026696149 has 16 divisors (see below), whose sum is σ = 2940369828480. Its totient is φ = 2422503648960.

The previous prime is 2680026696133. The next prime is 2680026696163. The reversal of 2680026696149 is 9416966200862.

It is a cyclic number.

It is not a de Polignac number, because 2680026696149 - 2⁴ = 2680026696133 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2680026696049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 588059 + ... + 2388695.

It is an arithmetic number, because the mean of its divisors is an integer number (183773114280).

Almost surely, 2^{2680026696149} is an apocalyptic number.

It is an amenable number.

2680026696149 is a deficient number, since it is larger than the sum of its proper divisors (260343132331).

2680026696149 is a wasteful number, since it uses less digits than its factorization.

2680026696149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1801420.

The product of its (nonzero) digits is 13436928, while the sum is 59.

The spelling of 2680026696149 in words is "two trillion, six hundred eighty billion, twenty-six million, six hundred ninety-six thousand, one hundred forty-nine".