11554405104 has 80 divisors (see below), whose sum is σ = 32587271424. Its totient is φ = 3498662400.

The previous prime is 11554405099. The next prime is 11554405111. The reversal of 11554405104 is 40150445511.

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, 748989 + ... + 764259.

Almost surely, 2^11554405104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11554405104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16293635712).

11554405104 is an abundant number, since it is smaller than the sum of its proper divisors (21032866320).

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

11554405104 is a wasteful number, since it uses less digits than its factorization.

11554405104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16726 (or 16720 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

The spelling of 11554405104 in words is "eleven billion, five hundred fifty-four million, four hundred five thousand, one hundred four".