11409420216 has 16 divisors (see below), whose sum is σ = 28523550600. Its totient is φ = 3803140064.

The previous prime is 11409420193. The next prime is 11409420259. The reversal of 11409420216 is 61202490411.

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, 237696231 + ... + 237696278.

Almost surely, 2^11409420216 is an apocalyptic number.

It is an amenable number.

11409420216 is an abundant number, since it is smaller than the sum of its proper divisors (17114130384).

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

11409420216 is a wasteful number, since it uses less digits than its factorization.

11409420216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475392518 (or 475392514 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The spelling of 11409420216 in words is "eleven billion, four hundred nine million, four hundred twenty thousand, two hundred sixteen".