150321031425 has 18 divisors (see below), whose sum is σ = 269241670022. Its totient is φ = 80171216640.

The previous prime is 150321031373. The next prime is 150321031429. The reversal of 150321031425 is 524130123051.

150321031425 is a `hidden beast` number, since 1 + 5 + 0 + 321 + 0 + 314 + 25 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 3538161 + 150317493264 = 1881^2 + 387708^2 .

It is a de Polignac number, because none of the positive numbers 2^k-150321031425 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150321031429) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 334046512 + ... + 334046961.

Almost surely, 2^150321031425 is an apocalyptic number.

150321031425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

150321031425 is a deficient number, since it is larger than the sum of its proper divisors (118920638597).

150321031425 is a wasteful number, since it uses less digits than its factorization.

150321031425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668093489 (or 668093481 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 150321031425 its reverse (524130123051), we get a palindrome (674451154476).

The spelling of 150321031425 in words is "one hundred fifty billion, three hundred twenty-one million, thirty-one thousand, four hundred twenty-five".