11322400155 has 48 divisors (see below), whose sum is σ = 20450748192. Its totient is φ = 5341248000.

The previous prime is 11322400151. The next prime is 11322400169. The reversal of 11322400155 is 55100422311.

It is a happy number.

It is not a de Polignac number, because 11322400155 - 2² = 11322400151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11322400151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17146 + ... + 151455.

It is an arithmetic number, because the mean of its divisors is an integer number (426057254).

Almost surely, 2^11322400155 is an apocalyptic number.

11322400155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11322400155 is a deficient number, since it is larger than the sum of its proper divisors (9128348037).

11322400155 is a wasteful number, since it uses less digits than its factorization.

11322400155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168668 (or 168657 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 11322400155 its reverse (55100422311), we get a palindrome (66422822466).

The spelling of 11322400155 in words is "eleven billion, three hundred twenty-two million, four hundred thousand, one hundred fifty-five".