260156642233 has 2 divisors, whose sum is σ = 260156642234. Its totient is φ = 260156642232.

The previous prime is 260156642201. The next prime is 260156642267. The reversal of 260156642233 is 332246651062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 221005292544 + 39151349689 = 470112^2 + 197867^2 .

It is a cyclic number.

It is not a de Polignac number, because 260156642233 - 2⁵ = 260156642201 is a prime.

It is not a weakly prime, because it can be changed into another prime (260156642293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130078321116 + 130078321117.

It is an arithmetic number, because the mean of its divisors is an integer number (130078321117).

Almost surely, 2^260156642233 is an apocalyptic number.

It is an amenable number.

260156642233 is a deficient number, since it is larger than the sum of its proper divisors (1).

260156642233 is an equidigital number, since it uses as much as digits as its factorization.

260156642233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 260156642233 in words is "two hundred sixty billion, one hundred fifty-six million, six hundred forty-two thousand, two hundred thirty-three".