2126400006 has 8 divisors (see below), whose sum is σ = 4252800024. Its totient is φ = 708800000.

The previous prime is 2126399983. The next prime is 2126400047. The reversal of 2126400006 is 6000046212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

2126400006 is an admirable 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 3 ways as a sum of consecutive naturals, for example, 177199995 + ... + 177200006.

It is an arithmetic number, because the mean of its divisors is an integer number (531600003).

Almost surely, 2^2126400006 is an apocalyptic number.

2126400006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2126400006 is a wasteful number, since it uses less digits than its factorization.

2126400006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354400006.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2126400006 is about 46112.9049833124. The cubic root of 2126400006 is about 1285.9230713600.

Adding to 2126400006 its reverse (6000046212), we get a palindrome (8126446218).

The spelling of 2126400006 in words is "two billion, one hundred twenty-six million, four hundred thousand, six".