11643362104 has 64 divisors (see below), whose sum is σ = 23999580000. Its totient is φ = 5251806720.

The previous prime is 11643362053. The next prime is 11643362119. The reversal of 11643362104 is 40126334611.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7515922 + ... + 7517470.

Almost surely, 2^11643362104 is an apocalyptic number.

It is an amenable number.

11643362104 is an abundant number, since it is smaller than the sum of its proper divisors (12356217896).

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

11643362104 is a wasteful number, since it uses less digits than its factorization.

11643362104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2168 (or 2164 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 11643362104 its reverse (40126334611), we get a palindrome (51769696715).

The spelling of 11643362104 in words is "eleven billion, six hundred forty-three million, three hundred sixty-two thousand, one hundred four".