53152221049 has 2 divisors, whose sum is σ = 53152221050. Its totient is φ = 53152221048.

The previous prime is 53152220987. The next prime is 53152221079. The reversal of 53152221049 is 94012225135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41710709824 + 11441511225 = 204232^2 + 106965^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53152221049 is a prime.

It is not a weakly prime, because it can be changed into another prime (53152221079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26576110524 + 26576110525.

It is an arithmetic number, because the mean of its divisors is an integer number (26576110525).

Almost surely, 2^53152221049 is an apocalyptic number.

It is an amenable number.

53152221049 is a deficient number, since it is larger than the sum of its proper divisors (1).

53152221049 is an equidigital number, since it uses as much as digits as its factorization.

53152221049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 53152221049 in words is "fifty-three billion, one hundred fifty-two million, two hundred twenty-one thousand, forty-nine".