11226609638 has 16 divisors (see below), whose sum is σ = 17387132544. Its totient is φ = 5430982080.

The previous prime is 11226609623. The next prime is 11226609661. The reversal of 11226609638 is 83690662211.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 287756 + ... + 324432.

It is an arithmetic number, because the mean of its divisors is an integer number (1086695784).

Almost surely, 2^11226609638 is an apocalyptic number.

11226609638 is a deficient number, since it is larger than the sum of its proper divisors (6160522906).

11226609638 is a wasteful number, since it uses less digits than its factorization.

11226609638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41647.

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 11226609638 in words is "eleven billion, two hundred twenty-six million, six hundred nine thousand, six hundred thirty-eight".