155034111144 has 256 divisors, whose sum is σ = 464207708160. Its totient is φ = 42653952000.

The previous prime is 155034111139. The next prime is 155034111173. The reversal of 155034111144 is 441111430551.

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 63 ways as a sum of consecutive naturals, for example, 9202809 + ... + 9219639.

It is an arithmetic number, because the mean of its divisors is an integer number (1813311360).

Almost surely, 2^155034111144 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 155034111144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (232103854080).

155034111144 is an abundant number, since it is smaller than the sum of its proper divisors (309173597016).

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

155034111144 is a wasteful number, since it uses less digits than its factorization.

155034111144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16952 (or 16948 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 30.

Adding to 155034111144 its reverse (441111430551), we get a palindrome (596145541695).

The spelling of 155034111144 in words is "one hundred fifty-five billion, thirty-four million, one hundred eleven thousand, one hundred forty-four".