11263591779 has 16 divisors (see below), whose sum is σ = 16567493760. Its totient is φ = 6749716160.

The previous prime is 11263591771. The next prime is 11263591789. The reversal of 11263591779 is 97719536211.

It is not a de Polignac number, because 11263591779 - 2³ = 11263591771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11263591771) 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 in 15 ways as a sum of consecutive naturals, for example, 1914597 + ... + 1920470.

It is an arithmetic number, because the mean of its divisors is an integer number (1035468360).

Almost surely, 2^11263591779 is an apocalyptic number.

11263591779 is a deficient number, since it is larger than the sum of its proper divisors (5303901981).

11263591779 is a wasteful number, since it uses less digits than its factorization.

11263591779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3835170.

The product of its digits is 714420, while the sum is 51.

The spelling of 11263591779 in words is "eleven billion, two hundred sixty-three million, five hundred ninety-one thousand, seven hundred seventy-nine".