53280522073 has 2 divisors, whose sum is σ = 53280522074. Its totient is φ = 53280522072.

The previous prime is 53280522059. The next prime is 53280522079. The reversal of 53280522073 is 37022508235.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53216953344 + 63568729 = 230688^2 + 7973^2 .

It is a cyclic number.

It is not a de Polignac number, because 53280522073 - 2¹⁷ = 53280391001 is a prime.

It is not a weakly prime, because it can be changed into another prime (53280522079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26640261036 + 26640261037.

It is an arithmetic number, because the mean of its divisors is an integer number (26640261037).

Almost surely, 2^53280522073 is an apocalyptic number.

It is an amenable number.

53280522073 is a deficient number, since it is larger than the sum of its proper divisors (1).

53280522073 is an equidigital number, since it uses as much as digits as its factorization.

53280522073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 53280522073 in words is "fifty-three billion, two hundred eighty million, five hundred twenty-two thousand, seventy-three".