225342514509 has 16 divisors (see below), whose sum is σ = 346712850432. Its totient is φ = 127516983408.

The previous prime is 225342514489. The next prime is 225342514519. The reversal of 225342514509 is 905415243522.

It is not a de Polignac number, because 225342514509 - 2¹⁶ = 225342448973 is a prime.

It is a super-2 number, since 2×225342514509² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225342514519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52088109 + ... + 52092434.

It is an arithmetic number, because the mean of its divisors is an integer number (21669553152).

Almost surely, 2^225342514509 is an apocalyptic number.

It is an amenable number.

225342514509 is a deficient number, since it is larger than the sum of its proper divisors (121370335923).

225342514509 is a wasteful number, since it uses less digits than its factorization.

225342514509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104180656.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 225342514509 in words is "two hundred twenty-five billion, three hundred forty-two million, five hundred fourteen thousand, five hundred nine".