150188478 has 16 divisors (see below), whose sum is σ = 327684096. Its totient is φ = 45511640.

The previous prime is 150188461. The next prime is 150188497. The reversal of 150188478 is 874881051.

It is a Curzon number.

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 7 ways as a sum of consecutive naturals, for example, 1137726 + ... + 1137857.

It is an arithmetic number, because the mean of its divisors is an integer number (20480256).

Almost surely, 2^150188478 is an apocalyptic number.

150188478 is an abundant number, since it is smaller than the sum of its proper divisors (177495618).

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

150188478 is a wasteful number, since it uses less digits than its factorization.

150188478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2275599.

The product of its (nonzero) digits is 71680, while the sum is 42.

The square root of 150188478 is about 12255.1408804632. The cubic root of 150188478 is about 531.5517334044.

The spelling of 150188478 in words is "one hundred fifty million, one hundred eighty-eight thousand, four hundred seventy-eight".