51225314050553 has 2 divisors, whose sum is σ = 51225314050554. Its totient is φ = 51225314050552.

The previous prime is 51225314050487. The next prime is 51225314050571. The reversal of 51225314050553 is 35505041352215.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43747998807529 + 7477315243024 = 6614227^2 + 2734468^2 .

It is a cyclic number.

It is not a de Polignac number, because 51225314050553 - 2³⁰ = 51224240308729 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51225314050553.

It is not a weakly prime, because it can be changed into another prime (51225314850553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25612657025276 + 25612657025277.

It is an arithmetic number, because the mean of its divisors is an integer number (25612657025277).

Almost surely, 2^{51225314050553} is an apocalyptic number.

It is an amenable number.

51225314050553 is a deficient number, since it is larger than the sum of its proper divisors (1).

51225314050553 is an equidigital number, since it uses as much as digits as its factorization.

51225314050553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450000, while the sum is 41.

The spelling of 51225314050553 in words is "fifty-one trillion, two hundred twenty-five billion, three hundred fourteen million, fifty thousand, five hundred fifty-three".