11623784226 has 16 divisors (see below), whose sum is σ = 23742198144. Its totient is φ = 3792156464.

The previous prime is 11623784197. The next prime is 11623784231. The reversal of 11623784226 is 62248732611.

It is a super-2 number, since 2×11623784226² (a number of 21 digits) contains 22 as substring.

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, 20609265 + ... + 20609828.

It is an arithmetic number, because the mean of its divisors is an integer number (1483887384).

Almost surely, 2^11623784226 is an apocalyptic number.

11623784226 is an abundant number, since it is smaller than the sum of its proper divisors (12118413918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11623784226 is a wasteful number, since it uses less digits than its factorization.

11623784226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41219145.

The product of its digits is 193536, while the sum is 42.

The spelling of 11623784226 in words is "eleven billion, six hundred twenty-three million, seven hundred eighty-four thousand, two hundred twenty-six".