235500223549 has 2 divisors, whose sum is σ = 235500223550. Its totient is φ = 235500223548.

The previous prime is 235500223529. The next prime is 235500223573. The reversal of 235500223549 is 945322005532.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222477305625 + 13022917924 = 471675^2 + 114118^2 .

It is a cyclic number.

It is not a de Polignac number, because 235500223549 - 2²¹ = 235498126397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (235500223529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117750111774 + 117750111775.

It is an arithmetic number, because the mean of its divisors is an integer number (117750111775).

Almost surely, 2^235500223549 is an apocalyptic number.

It is an amenable number.

235500223549 is a deficient number, since it is larger than the sum of its proper divisors (1).

235500223549 is an equidigital number, since it uses as much as digits as its factorization.

235500223549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324000, while the sum is 40.

The spelling of 235500223549 in words is "two hundred thirty-five billion, five hundred million, two hundred twenty-three thousand, five hundred forty-nine".