53185400060 has 48 divisors (see below), whose sum is σ = 120952893600. Its totient is φ = 19527961344.

The previous prime is 53185400057. The next prime is 53185400071. The reversal of 53185400060 is 6000458135.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 524855 + ... + 617934.

It is an arithmetic number, because the mean of its divisors is an integer number (2519851950).

Almost surely, 2^53185400060 is an apocalyptic number.

It is an amenable number.

53185400060 is an abundant number, since it is smaller than the sum of its proper divisors (67767493540).

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

53185400060 is a wasteful number, since it uses less digits than its factorization.

53185400060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142990 (or 1142988 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 53185400060 its reverse (6000458135), we get a palindrome (59185858195).

The spelling of 53185400060 in words is "fifty-three billion, one hundred eighty-five million, four hundred thousand, sixty".