150227633521 has 4 divisors (see below), whose sum is σ = 171688724032. Its totient is φ = 128766543012.

The previous prime is 150227633513. The next prime is 150227633533. The reversal of 150227633521 is 125336722051.

It is a happy number.

150227633521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 125336722051 = 46027 ⋅2723113.

It is a cyclic number.

It is not a de Polignac number, because 150227633521 - 2³ = 150227633513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (150227633921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10730545245 + ... + 10730545258.

It is an arithmetic number, because the mean of its divisors is an integer number (42922181008).

Almost surely, 2^150227633521 is an apocalyptic number.

It is an amenable number.

150227633521 is a deficient number, since it is larger than the sum of its proper divisors (21461090511).

150227633521 is an equidigital number, since it uses as much as digits as its factorization.

150227633521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21461090510.

The product of its (nonzero) digits is 75600, while the sum is 37.

The spelling of 150227633521 in words is "one hundred fifty billion, two hundred twenty-seven million, six hundred thirty-three thousand, five hundred twenty-one".