2126507712 has 112 divisors (see below), whose sum is σ = 6442447872. Its totient is φ = 606412800.

The previous prime is 2126507699. The next prime is 2126507717. The reversal of 2126507712 is 2177056212.

It is a tau number, because it is divible by the number of its divisors (112).

It is not an unprimeable number, because it can be changed into a prime (2126507717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 903337 + ... + 905687.

It is an arithmetic number, because the mean of its divisors is an integer number (57521856).

Almost surely, 2^2126507712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2126507712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3221223936).

2126507712 is an abundant number, since it is smaller than the sum of its proper divisors (4315940160).

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

2126507712 is a wasteful number, since it uses less digits than its factorization.

2126507712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3046 (or 3036 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 2126507712 is about 46114.0728194767. The cubic root of 2126507712 is about 1285.9447824353.

The spelling of 2126507712 in words is "two billion, one hundred twenty-six million, five hundred seven thousand, seven hundred twelve".