225158761277 has 2 divisors, whose sum is σ = 225158761278. Its totient is φ = 225158761276.

The previous prime is 225158761259. The next prime is 225158761283. The reversal of 225158761277 is 772167851522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 202590910201 + 22567851076 = 450101^2 + 150226^2 .

It is a cyclic number.

It is not a de Polignac number, because 225158761277 - 2²⁴ = 225141984061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225158761207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112579380638 + 112579380639.

It is an arithmetic number, because the mean of its divisors is an integer number (112579380639).

Almost surely, 2^225158761277 is an apocalyptic number.

It is an amenable number.

225158761277 is a deficient number, since it is larger than the sum of its proper divisors (1).

225158761277 is an equidigital number, since it uses as much as digits as its factorization.

225158761277 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3292800, while the sum is 53.

The spelling of 225158761277 in words is "two hundred twenty-five billion, one hundred fifty-eight million, seven hundred sixty-one thousand, two hundred seventy-seven".