53353263251 has 2 divisors, whose sum is σ = 53353263252. Its totient is φ = 53353263250.

The previous prime is 53353263203. The next prime is 53353263269. The reversal of 53353263251 is 15236235335.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53353263251 is a prime.

It is not a weakly prime, because it can be changed into another prime (53353266251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26676631625 + 26676631626.

It is an arithmetic number, because the mean of its divisors is an integer number (26676631626).

Almost surely, 2^53353263251 is an apocalyptic number.

53353263251 is a deficient number, since it is larger than the sum of its proper divisors (1).

53353263251 is an equidigital number, since it uses as much as digits as its factorization.

53353263251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 243000, while the sum is 38.

Adding to 53353263251 its reverse (15236235335), we get a palindrome (68589498586).

The spelling of 53353263251 in words is "fifty-three billion, three hundred fifty-three million, two hundred sixty-three thousand, two hundred fifty-one".