2250605811 has 4 divisors (see below), whose sum is σ = 3000807752. Its totient is φ = 1500403872.

The previous prime is 2250605789. The next prime is 2250605827. The reversal of 2250605811 is 1185060522.

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

It is not a de Polignac number, because 2250605811 - 2¹⁹ = 2250081523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2250605881) 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, 375100966 + ... + 375100971.

It is an arithmetic number, because the mean of its divisors is an integer number (750201938).

Almost surely, 2^2250605811 is an apocalyptic number.

2250605811 is a deficient number, since it is larger than the sum of its proper divisors (750201941).

2250605811 is an equidigital number, since it uses as much as digits as its factorization.

2250605811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750201940.

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 2250605811 is about 47440.5502813785. The cubic root of 2250605811 is about 1310.4882920298.

The spelling of 2250605811 in words is "two billion, two hundred fifty million, six hundred five thousand, eight hundred eleven".