2600808421 has 16 divisors (see below), whose sum is σ = 2860479360. Its totient is φ = 2356594240.

The previous prime is 2600808361. The next prime is 2600808433. The reversal of 2600808421 is 1248080062.

It is a cyclic number.

It is not a de Polignac number, because 2600808421 - 2¹³ = 2600800229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2600808451) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1435 + ... + 72136.

It is an arithmetic number, because the mean of its divisors is an integer number (178779960).

Almost surely, 2^2600808421 is an apocalyptic number.

It is an amenable number.

2600808421 is a deficient number, since it is larger than the sum of its proper divisors (259670939).

2600808421 is a wasteful number, since it uses less digits than its factorization.

2600808421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73676.

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 2600808421 is about 50998.1217399229. The cubic root of 2600808421 is about 1375.2113695555.

Adding to 2600808421 its reverse (1248080062), we get a palindrome (3848888483).

The spelling of 2600808421 in words is "two billion, six hundred million, eight hundred eight thousand, four hundred twenty-one".