2126345332730 has 16 divisors (see below), whose sum is σ = 3829005184680. Its totient is φ = 850186225152.

The previous prime is 2126345332711. The next prime is 2126345332739. The reversal of 2126345332730 is 372335436212.

It can be written as a sum of positive squares in 4 ways, for example, as 2085387263569 + 40958069161 = 1444087^2 + 202381^2 .

It is not an unprimeable number, because it can be changed into a prime (2126345332739) 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, 43963115 + ... + 44011454.

Almost surely, 2^{2126345332730} is an apocalyptic number.

2126345332730 is a deficient number, since it is larger than the sum of its proper divisors (1702659851950).

2126345332730 is a wasteful number, since it uses less digits than its factorization.

2126345332730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87976993.

The product of its (nonzero) digits is 544320, while the sum is 41.

The spelling of 2126345332730 in words is "two trillion, one hundred twenty-six billion, three hundred forty-five million, three hundred thirty-two thousand, seven hundred thirty".