53033144551 has 2 divisors, whose sum is σ = 53033144552. Its totient is φ = 53033144550.

The previous prime is 53033144543. The next prime is 53033144587. The reversal of 53033144551 is 15544133035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53033144551 - 2³ = 53033144543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53033144501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26516572275 + 26516572276.

It is an arithmetic number, because the mean of its divisors is an integer number (26516572276).

Almost surely, 2^53033144551 is an apocalyptic number.

53033144551 is a deficient number, since it is larger than the sum of its proper divisors (1).

53033144551 is an equidigital number, since it uses as much as digits as its factorization.

53033144551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 53033144551 its reverse (15544133035), we get a palindrome (68577277586).

The spelling of 53033144551 in words is "fifty-three billion, thirty-three million, one hundred forty-four thousand, five hundred fifty-one".