11354411554 has 16 divisors (see below), whose sum is σ = 18035804088. Its totient is φ = 5342563072.

The previous prime is 11354411539. The next prime is 11354411611. The reversal of 11354411554 is 45511445311.

It can be written as a sum of positive squares in 4 ways, for example, as 10750579225 + 603832329 = 103685^2 + 24573^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

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 7 ways as a sum of consecutive naturals, for example, 328044 + ... + 361000.

Almost surely, 2^11354411554 is an apocalyptic number.

11354411554 is a deficient number, since it is larger than the sum of its proper divisors (6681392534).

11354411554 is a wasteful number, since it uses less digits than its factorization.

11354411554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43109.

The product of its digits is 24000, while the sum is 34.

Adding to 11354411554 its reverse (45511445311), we get a palindrome (56865856865).

The spelling of 11354411554 in words is "eleven billion, three hundred fifty-four million, four hundred eleven thousand, five hundred fifty-four".