55110150 has 144 divisors (see below), whose sum is σ = 158427360. Its totient is φ = 13708800.

The previous prime is 55110149. The next prime is 55110161. The reversal of 55110150 is 5101155.

55110150 is a `hidden beast` number, since 5 + 511 + 0 + 150 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 534999 + ... + 535101.

It is an arithmetic number, because the mean of its divisors is an integer number (1100190).

Almost surely, 2^55110150 is an apocalyptic number.

55110150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 55110150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79213680).

55110150 is an abundant number, since it is smaller than the sum of its proper divisors (103317210).

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

55110150 is a wasteful number, since it uses less digits than its factorization.

55110150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 183 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 18.

The square root of 55110150 is about 7423.6210840802. The cubic root of 55110150 is about 380.5489526701.

It can be divided in two parts, 551 and 10150, that added together give a palindrome (10701).

The spelling of 55110150 in words is "fifty-five million, one hundred ten thousand, one hundred fifty".