150532144 has 80 divisors (see below), whose sum is σ = 355745088. Its totient is φ = 60235776.

The previous prime is 150532133. The next prime is 150532147. The reversal of 150532144 is 441235051.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (150532147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 329164 + ... + 329620.

Almost surely, 2^150532144 is an apocalyptic number.

150532144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150532144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177872544).

150532144 is an abundant number, since it is smaller than the sum of its proper divisors (205212944).

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

150532144 is a wasteful number, since it uses less digits than its factorization.

150532144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662 (or 656 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 150532144 is about 12269.1541680753. The cubic root of 150532144 is about 531.9568623511.

Adding to 150532144 its reverse (441235051), we get a palindrome (591767195).

The spelling of 150532144 in words is "one hundred fifty million, five hundred thirty-two thousand, one hundred forty-four".