225789952847 has 16 divisors (see below), whose sum is σ = 233944381440. Its totient is φ = 217660444512.

The previous prime is 225789952819. The next prime is 225789952859. The reversal of 225789952847 is 748259987522.

It is a cyclic number.

It is not a de Polignac number, because 225789952847 - 2²² = 225785758543 is a prime.

It is a super-2 number, since 2×225789952847² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225789954847) 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, 74689178 + ... + 74692200.

It is an arithmetic number, because the mean of its divisors is an integer number (14621523840).

Almost surely, 2^225789952847 is an apocalyptic number.

225789952847 is a deficient number, since it is larger than the sum of its proper divisors (8154428593).

225789952847 is a wasteful number, since it uses less digits than its factorization.

225789952847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6262.

The product of its digits is 203212800, while the sum is 68.

The spelling of 225789952847 in words is "two hundred twenty-five billion, seven hundred eighty-nine million, nine hundred fifty-two thousand, eight hundred forty-seven".