11391622286 has 16 divisors (see below), whose sum is σ = 19095492528. Its totient is φ = 5051716800.

The previous prime is 11391622283. The next prime is 11391622303. The reversal of 11391622286 is 68222619311.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11391622283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6313745 + ... + 6315548.

It is an arithmetic number, because the mean of its divisors is an integer number (1193468283).

Almost surely, 2^11391622286 is an apocalyptic number.

11391622286 is a deficient number, since it is larger than the sum of its proper divisors (7703870242).

11391622286 is a wasteful number, since it uses less digits than its factorization.

11391622286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12629347.

The product of its digits is 62208, while the sum is 41.

The spelling of 11391622286 in words is "eleven billion, three hundred ninety-one million, six hundred twenty-two thousand, two hundred eighty-six".