11930863766 has 16 divisors (see below), whose sum is σ = 18061505280. Its totient is φ = 5910592680.

The previous prime is 11930863753. The next prime is 11930863817. The reversal of 11930863766 is 66736803911.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46445 + ... + 161303.

It is an arithmetic number, because the mean of its divisors is an integer number (1128844080).

Almost surely, 2^11930863766 is an apocalyptic number.

11930863766 is a deficient number, since it is larger than the sum of its proper divisors (6130641514).

11930863766 is a wasteful number, since it uses less digits than its factorization.

11930863766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115339.

The product of its (nonzero) digits is 979776, while the sum is 50.

The spelling of 11930863766 in words is "eleven billion, nine hundred thirty million, eight hundred sixty-three thousand, seven hundred sixty-six".