11213662646 has 8 divisors (see below), whose sum is σ = 16862441544. Its totient is φ = 5592848800.

The previous prime is 11213662637. The next prime is 11213662699. The reversal of 11213662646 is 64626631211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6990260 + ... + 6991863.

It is an arithmetic number, because the mean of its divisors is an integer number (2107805193).

Almost surely, 2^11213662646 is an apocalyptic number.

11213662646 is a deficient number, since it is larger than the sum of its proper divisors (5648778898).

11213662646 is a wasteful number, since it uses less digits than its factorization.

11213662646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13982526.

The product of its digits is 62208, while the sum is 38.

The spelling of 11213662646 in words is "eleven billion, two hundred thirteen million, six hundred sixty-two thousand, six hundred forty-six".