155422112005 has 16 divisors (see below), whose sum is σ = 189612924480. Its totient is φ = 122273091072.

The previous prime is 155422111969. The next prime is 155422112011. The reversal of 155422112005 is 500211224551.

It is a cyclic number.

It is not a de Polignac number, because 155422112005 - 2¹¹ = 155422109957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198540 + ... + 591829.

It is an arithmetic number, because the mean of its divisors is an integer number (11850807780).

Almost surely, 2^155422112005 is an apocalyptic number.

It is an amenable number.

155422112005 is a deficient number, since it is larger than the sum of its proper divisors (34190812475).

155422112005 is an equidigital number, since it uses as much as digits as its factorization.

155422112005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791028.

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 155422112005 its reverse (500211224551), we get a palindrome (655633336556).

The spelling of 155422112005 in words is "one hundred fifty-five billion, four hundred twenty-two million, one hundred twelve thousand, five".