225953628139 has 2 divisors, whose sum is σ = 225953628140. Its totient is φ = 225953628138.

The previous prime is 225953628119. The next prime is 225953628163. The reversal of 225953628139 is 931826359522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225953628139 - 2⁵ = 225953628107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 225953628139.

It is not a weakly prime, because it can be changed into another prime (225953628119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112976814069 + 112976814070.

It is an arithmetic number, because the mean of its divisors is an integer number (112976814070).

Almost surely, 2^225953628139 is an apocalyptic number.

225953628139 is a deficient number, since it is larger than the sum of its proper divisors (1).

225953628139 is an equidigital number, since it uses as much as digits as its factorization.

225953628139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6998400, while the sum is 55.

The spelling of 225953628139 in words is "two hundred twenty-five billion, nine hundred fifty-three million, six hundred twenty-eight thousand, one hundred thirty-nine".