150150040025 has 6 divisors (see below), whose sum is σ = 186186049662. Its totient is φ = 120120032000.

The previous prime is 150150040021. The next prime is 150150040031. The reversal of 150150040025 is 520040051051.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 40306183696 + 109843856329 = 200764^2 + 331427^2 .

It is not a de Polignac number, because 150150040025 - 2² = 150150040021 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (150150040021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3003000776 + ... + 3003000825.

It is an arithmetic number, because the mean of its divisors is an integer number (31031008277).

Almost surely, 2^150150040025 is an apocalyptic number.

It is an amenable number.

150150040025 is a deficient number, since it is larger than the sum of its proper divisors (36036009637).

150150040025 is an equidigital number, since it uses as much as digits as its factorization.

150150040025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6006001611 (or 6006001606 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

Adding to 150150040025 its reverse (520040051051), we get a palindrome (670190091076).

The spelling of 150150040025 in words is "one hundred fifty billion, one hundred fifty million, forty thousand, twenty-five".