2126624443 has 4 divisors (see below), whose sum is σ = 2131064640. Its totient is φ = 2122184248.

The previous prime is 2126624431. The next prime is 2126624453. The reversal of 2126624443 is 3444266212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2126624443 - 2¹³ = 2126616251 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2126624399 and 2126624408.

It is not an unprimeable number, because it can be changed into a prime (2126624453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2219380 + ... + 2220337.

It is an arithmetic number, because the mean of its divisors is an integer number (532766160).

Almost surely, 2^2126624443 is an apocalyptic number.

2126624443 is a deficient number, since it is larger than the sum of its proper divisors (4440197).

2126624443 is an equidigital number, since it uses as much as digits as its factorization.

2126624443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4440196.

The product of its digits is 55296, while the sum is 34.

The square root of 2126624443 is about 46115.3384786450. The cubic root of 2126624443 is about 1285.9683119172.

The spelling of 2126624443 in words is "two billion, one hundred twenty-six million, six hundred twenty-four thousand, four hundred forty-three".