225150240505 has 16 divisors (see below), whose sum is σ = 272243094480. Its totient is φ = 178747875072.

The previous prime is 225150240479. The next prime is 225150240509. The reversal of 225150240505 is 505042051522.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 2686141584 + 222464098921 = 51828^2 + 471661^2 .

It is a cyclic number.

It is not a de Polignac number, because 225150240505 - 2⁷ = 225150240377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225150240509) 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, 445711 + ... + 805579.

It is an arithmetic number, because the mean of its divisors is an integer number (17015193405).

Almost surely, 2^225150240505 is an apocalyptic number.

It is an amenable number.

225150240505 is a deficient number, since it is larger than the sum of its proper divisors (47092853975).

225150240505 is a wasteful number, since it uses less digits than its factorization.

225150240505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360828.

The product of its (nonzero) digits is 20000, while the sum is 31.

The spelling of 225150240505 in words is "two hundred twenty-five billion, one hundred fifty million, two hundred forty thousand, five hundred five".