2126458448 has 10 divisors (see below), whose sum is σ = 4120013274. Its totient is φ = 1063229216.

The previous prime is 2126458441. The next prime is 2126458463. The reversal of 2126458448 is 8448546212.

It can be written as a sum of positive squares in only one way, i.e., 1812034624 + 314423824 = 42568^2 + 17732^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2126458399 and 2126458408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2126458441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66451811 + ... + 66451842.

Almost surely, 2^2126458448 is an apocalyptic number.

It is an amenable number.

2126458448 is a deficient number, since it is larger than the sum of its proper divisors (1993554826).

2126458448 is a wasteful number, since it uses less digits than its factorization.

2126458448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132903661 (or 132903655 counting only the distinct ones).

The product of its digits is 491520, while the sum is 44.

The square root of 2126458448 is about 46113.5386627398. The cubic root of 2126458448 is about 1285.9348520265.

The spelling of 2126458448 in words is "two billion, one hundred twenty-six million, four hundred fifty-eight thousand, four hundred forty-eight".