11214632144 has 20 divisors (see below), whose sum is σ = 21738263424. Its totient is φ = 5604757728.

The previous prime is 11214632129. The next prime is 11214632153. The reversal of 11214632144 is 44123641211.

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, 123482 + ... + 194105.

Almost surely, 2^11214632144 is an apocalyptic number.

It is an amenable number.

11214632144 is a deficient number, since it is larger than the sum of its proper divisors (10523631280).

11214632144 is a wasteful number, since it uses less digits than its factorization.

11214632144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319802 (or 319796 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The spelling of 11214632144 in words is "eleven billion, two hundred fourteen million, six hundred thirty-two thousand, one hundred forty-four".