33463440253 has 2 divisors, whose sum is σ = 33463440254. Its totient is φ = 33463440252.

The previous prime is 33463440247. The next prime is 33463440341. The reversal of 33463440253 is 35204436433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18193153924 + 15270286329 = 134882^2 + 123573^2 .

It is a cyclic number.

It is not a de Polignac number, because 33463440253 - 2¹³ = 33463432061 is a prime.

It is a super-2 number, since 2×33463440253² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33463440233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16731720126 + 16731720127.

It is an arithmetic number, because the mean of its divisors is an integer number (16731720127).

Almost surely, 2^33463440253 is an apocalyptic number.

It is an amenable number.

33463440253 is a deficient number, since it is larger than the sum of its proper divisors (1).

33463440253 is an equidigital number, since it uses as much as digits as its factorization.

33463440253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 37.

Adding to 33463440253 its reverse (35204436433), we get a palindrome (68667876686).

The spelling of 33463440253 in words is "thirty-three billion, four hundred sixty-three million, four hundred forty thousand, two hundred fifty-three".