2263780516811 has 6 divisors (see below), whose sum is σ = 2488287675636. Its totient is φ = 2057982287900.

The previous prime is 2263780516771. The next prime is 2263780516871. The reversal of 2263780516811 is 1186150873622.

It is a de Polignac number, because none of the positive numbers 2^k-2263780516811 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2263780516811.

It is not an unprimeable number, because it can be changed into a prime (2263780516871) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9354464825 + ... + 9354465066.

It is an arithmetic number, because the mean of its divisors is an integer number (414714612606).

Almost surely, 2^{2263780516811} is an apocalyptic number.

2263780516811 is a deficient number, since it is larger than the sum of its proper divisors (224507158825).

2263780516811 is a wasteful number, since it uses less digits than its factorization.

2263780516811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18708929913 (or 18708929902 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 50.

The spelling of 2263780516811 in words is "two trillion, two hundred sixty-three billion, seven hundred eighty million, five hundred sixteen thousand, eight hundred eleven".