225251252039 has 4 divisors (see below), whose sum is σ = 245728638600. Its totient is φ = 204773865480.

The previous prime is 225251252021. The next prime is 225251252059. The reversal of 225251252039 is 930252152522.

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

It is a cyclic number.

It is not a de Polignac number, because 225251252039 - 2⁸ = 225251251783 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225251251993 and 225251252011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225251252059) 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, 10238693264 + ... + 10238693285.

It is an arithmetic number, because the mean of its divisors is an integer number (61432159650).

Almost surely, 2^225251252039 is an apocalyptic number.

225251252039 is a deficient number, since it is larger than the sum of its proper divisors (20477386561).

225251252039 is a wasteful number, since it uses less digits than its factorization.

225251252039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20477386560.

The product of its (nonzero) digits is 108000, while the sum is 38.

The spelling of 225251252039 in words is "two hundred twenty-five billion, two hundred fifty-one million, two hundred fifty-two thousand, thirty-nine".