53527760081608 has 16 divisors (see below), whose sum is σ = 100496435250060. Its totient is φ = 26728710681600.

The previous prime is 53527760081603. The next prime is 53527760081611. The reversal of 53527760081608 is 80618006772535.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 40171790486884 + 13355969594724 = 6338122^2 + 3654582^2 .

It is not an unprimeable number, because it can be changed into a prime (53527760081603) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4396163433 + ... + 4396175608.

Almost surely, 2^{53527760081608} is an apocalyptic number.

It is an amenable number.

53527760081608 is a deficient number, since it is larger than the sum of its proper divisors (46968675168452).

53527760081608 is a wasteful number, since it uses less digits than its factorization.

53527760081608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8792339808 (or 8792339804 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 58.

The spelling of 53527760081608 in words is "fifty-three trillion, five hundred twenty-seven billion, seven hundred sixty million, eighty-one thousand, six hundred eight".