53325515064 has 32 divisors (see below), whose sum is σ = 140330304000. Its totient is φ = 16839636192.

The previous prime is 53325515063. The next prime is 53325515093. The reversal of 53325515064 is 46051552335.

It is a super-2 number, since 2×53325515064² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53325515063) 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 in 7 ways as a sum of consecutive naturals, for example, 58470504 + ... + 58471415.

It is an arithmetic number, because the mean of its divisors is an integer number (4385322000).

Almost surely, 2^53325515064 is an apocalyptic number.

It is an amenable number.

53325515064 is an abundant number, since it is smaller than the sum of its proper divisors (87004788936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53325515064 is a wasteful number, since it uses less digits than its factorization.

53325515064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116941947 (or 116941943 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 39.

The spelling of 53325515064 in words is "fifty-three billion, three hundred twenty-five million, five hundred fifteen thousand, sixty-four".