53540230225 has 12 divisors (see below), whose sum is σ = 66408786396. Its totient is φ = 42819990080.

The previous prime is 53540230147. The next prime is 53540230241. The reversal of 53540230225 is 52203204535.

It can be written as a sum of positive squares in 6 ways, for example, as 1851753024 + 51688477201 = 43032^2 + 227351^2 .

It is not a de Polignac number, because 53540230225 - 2⁷ = 53540230097 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 214762 + ... + 391411.

It is an arithmetic number, because the mean of its divisors is an integer number (5534065533).

Almost surely, 2^53540230225 is an apocalyptic number.

It is an amenable number.

53540230225 is a deficient number, since it is larger than the sum of its proper divisors (12868556171).

53540230225 is a wasteful number, since it uses less digits than its factorization.

53540230225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609716 (or 609711 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 31.

The spelling of 53540230225 in words is "fifty-three billion, five hundred forty million, two hundred thirty thousand, two hundred twenty-five".