225247149149 has 16 divisors (see below), whose sum is σ = 246866780160. Its totient is φ = 203818754160.

The previous prime is 225247149131. The next prime is 225247149161. The reversal of 225247149149 is 941941742522.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225247149149 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 225247149097 and 225247149106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225247149949) 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, 5993792 + ... + 6031254.

It is an arithmetic number, because the mean of its divisors is an integer number (15429173760).

Almost surely, 2^225247149149 is an apocalyptic number.

It is an amenable number.

225247149149 is a deficient number, since it is larger than the sum of its proper divisors (21619631011).

225247149149 is a wasteful number, since it uses less digits than its factorization.

225247149149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40000.

The product of its digits is 1451520, while the sum is 50.

The spelling of 225247149149 in words is "two hundred twenty-five billion, two hundred forty-seven million, one hundred forty-nine thousand, one hundred forty-nine".