150044990 has 16 divisors (see below), whose sum is σ = 277381152. Its totient is φ = 58395744.

The previous prime is 150044971. The next prime is 150045013. The reversal of 150044990 is 99440051.

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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202394 + ... + 203133.

It is an arithmetic number, because the mean of its divisors is an integer number (17336322).

Almost surely, 2^150044990 is an apocalyptic number.

150044990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

150044990 is a deficient number, since it is larger than the sum of its proper divisors (127336162).

150044990 is a wasteful number, since it uses less digits than its factorization.

150044990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405571.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 150044990 is about 12249.2852852728. The cubic root of 150044990 is about 531.3824004024.

The spelling of 150044990 in words is "one hundred fifty million, forty-four thousand, nine hundred ninety".