150550000 has 60 divisors (see below), whose sum is σ = 364711032. Its totient is φ = 60200000.

The previous prime is 150549989. The next prime is 150550007. The reversal of 150550000 is 55051.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150550007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48495 + ... + 51505.

Almost surely, 2^150550000 is an apocalyptic number.

150550000 is a gapful number since it is divisible by the number (10) 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 150550000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182355516).

150550000 is an abundant number, since it is smaller than the sum of its proper divisors (214161032).

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

150550000 is an frugal number, since it uses more digits than its factorization.

150550000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3044 (or 3018 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 16.

The square root of 150550000 is about 12269.8818250218. The cubic root of 150550000 is about 531.9778949490.

The spelling of 150550000 in words is "one hundred fifty million, five hundred fifty thousand".