11405555416 has 16 divisors (see below), whose sum is σ = 21386781000. Its totient is φ = 5702413824.

The previous prime is 11405555411. The next prime is 11405555419. The reversal of 11405555416 is 61455550411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11405555411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125560 + ... + 196408.

Almost surely, 2^11405555416 is an apocalyptic number.

It is an amenable number.

11405555416 is a deficient number, since it is larger than the sum of its proper divisors (9981225584).

11405555416 is a wasteful number, since it uses less digits than its factorization.

11405555416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90978 (or 90974 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 37.

The spelling of 11405555416 in words is "eleven billion, four hundred five million, five hundred fifty-five thousand, four hundred sixteen".