61225244252233 has 2 divisors, whose sum is σ = 61225244252234. Its totient is φ = 61225244252232.

The previous prime is 61225244252209. The next prime is 61225244252239. The reversal of 61225244252233 is 33225244252216.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 59512399367184 + 1712844885049 = 7714428^2 + 1308757^2 .

It is a cyclic number.

It is not a de Polignac number, because 61225244252233 - 2²⁵ = 61225210697801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61225244252233.

It is not a weakly prime, because it can be changed into another prime (61225244252239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30612622126116 + 30612622126117.

It is an arithmetic number, because the mean of its divisors is an integer number (30612622126117).

Almost surely, 2^{61225244252233} is an apocalyptic number.

It is an amenable number.

61225244252233 is a deficient number, since it is larger than the sum of its proper divisors (1).

61225244252233 is an equidigital number, since it uses as much as digits as its factorization.

61225244252233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1382400, while the sum is 43.

The spelling of 61225244252233 in words is "sixty-one trillion, two hundred twenty-five billion, two hundred forty-four million, two hundred fifty-two thousand, two hundred thirty-three".