150188738 has 32 divisors (see below), whose sum is σ = 274959360. Its totient is φ = 60137280.

The previous prime is 150188713. The next prime is 150188747. The reversal of 150188738 is 837881051.

150188738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 150188695 and 150188704.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6620 + ... + 18552.

It is an arithmetic number, because the mean of its divisors is an integer number (8592480).

Almost surely, 2^150188738 is an apocalyptic number.

150188738 is a deficient number, since it is larger than the sum of its proper divisors (124770622).

150188738 is a wasteful number, since it uses less digits than its factorization.

150188738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12002.

The product of its (nonzero) digits is 53760, while the sum is 41.

The square root of 150188738 is about 12255.1514882518. The cubic root of 150188738 is about 531.5520401376.

The spelling of 150188738 in words is "one hundred fifty million, one hundred eighty-eight thousand, seven hundred thirty-eight".