11554040000 has 70 divisors (see below), whose sum is σ = 28650363324. Its totient is φ = 4621600000.

The previous prime is 11554039963. The next prime is 11554040059. The reversal of 11554040000 is 4045511.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 104426 + ... + 184425.

Almost surely, 2^11554040000 is an apocalyptic number.

11554040000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11554040000 is an abundant number, since it is smaller than the sum of its proper divisors (17096323324).

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

11554040000 is an frugal number, since it uses more digits than its factorization.

11554040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288883 (or 288858 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

Adding to 11554040000 its reverse (4045511), we get a palindrome (11558085511).

The spelling of 11554040000 in words is "eleven billion, five hundred fifty-four million, forty thousand".