225039535757 has 4 divisors (see below), whose sum is σ = 225171216540. Its totient is φ = 224907854976.

The previous prime is 225039535709. The next prime is 225039535771. The reversal of 225039535757 is 757535930522.

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 46234030441 + 178805505316 = 215021^2 + 422854^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225039535757 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225039535699 and 225039535708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225039735757) 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, 65837828 + ... + 65841245.

It is an arithmetic number, because the mean of its divisors is an integer number (56292804135).

Almost surely, 2^225039535757 is an apocalyptic number.

It is an amenable number.

225039535757 is a deficient number, since it is larger than the sum of its proper divisors (131680783).

225039535757 is a wasteful number, since it uses less digits than its factorization.

225039535757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131680782.

The product of its (nonzero) digits is 9922500, while the sum is 53.

The spelling of 225039535757 in words is "two hundred twenty-five billion, thirty-nine million, five hundred thirty-five thousand, seven hundred fifty-seven".