225150042401 has 4 divisors (see below), whose sum is σ = 225787861572. Its totient is φ = 224512223232.

The previous prime is 225150042349. The next prime is 225150042419. The reversal of 225150042401 is 104240051522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 117090574225 + 108059468176 = 342185^2 + 328724^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225150042401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225150042421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 318909056 + ... + 318909761.

It is an arithmetic number, because the mean of its divisors is an integer number (56446965393).

Almost surely, 2^225150042401 is an apocalyptic number.

It is an amenable number.

225150042401 is a deficient number, since it is larger than the sum of its proper divisors (637819171).

225150042401 is an equidigital number, since it uses as much as digits as its factorization.

225150042401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637819170.

The product of its (nonzero) digits is 3200, while the sum is 26.

Adding to 225150042401 its reverse (104240051522), we get a palindrome (329390093923).

The spelling of 225150042401 in words is "two hundred twenty-five billion, one hundred fifty million, forty-two thousand, four hundred one".