150442541551121 has 16 divisors (see below), whose sum is σ = 161485371866448. Its totient is φ = 139643676518400.

The previous prime is 150442541551021. The next prime is 150442541551163. The reversal of 150442541551121 is 121155145244051.

It can be written as a sum of positive squares in 8 ways, for example, as 3399270251521 + 147043271299600 = 1843711^2 + 12126140^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150442541551121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150442541551021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13754591 + ... + 22137611.

It is an arithmetic number, because the mean of its divisors is an integer number (10092835741653).

Almost surely, 2^{150442541551121} is an apocalyptic number.

It is an amenable number.

150442541551121 is a deficient number, since it is larger than the sum of its proper divisors (11042830315327).

150442541551121 is a wasteful number, since it uses less digits than its factorization.

150442541551121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8397572.

The product of its (nonzero) digits is 160000, while the sum is 41.

Adding to 150442541551121 its reverse (121155145244051), we get a palindrome (271597686795172).

The spelling of 150442541551121 in words is "one hundred fifty trillion, four hundred forty-two billion, five hundred forty-one million, five hundred fifty-one thousand, one hundred twenty-one".