225834925969 has 2 divisors, whose sum is σ = 225834925970. Its totient is φ = 225834925968.

The previous prime is 225834925907. The next prime is 225834925993. The reversal of 225834925969 is 969529438522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 168970323600 + 56864602369 = 411060^2 + 238463^2 .

It is a cyclic number.

It is not a de Polignac number, because 225834925969 - 2⁹ = 225834925457 is a prime.

It is a super-2 number, since 2×225834925969² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 225834925969.

It is not a weakly prime, because it can be changed into another prime (225834925999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112917462984 + 112917462985.

It is an arithmetic number, because the mean of its divisors is an integer number (112917462985).

Almost surely, 2^225834925969 is an apocalyptic number.

It is an amenable number.

225834925969 is a deficient number, since it is larger than the sum of its proper divisors (1).

225834925969 is an equidigital number, since it uses as much as digits as its factorization.

225834925969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 83980800, while the sum is 64.

The spelling of 225834925969 in words is "two hundred twenty-five billion, eight hundred thirty-four million, nine hundred twenty-five thousand, nine hundred sixty-nine".