52165531450 has 96 divisors (see below), whose sum is σ = 99893606400. Its totient is φ = 20260643520.

The previous prime is 52165531393. The next prime is 52165531469. The reversal of 52165531450 is 5413556125.

It is a happy 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 47 ways as a sum of consecutive naturals, for example, 117754929 + ... + 117755371.

It is an arithmetic number, because the mean of its divisors is an integer number (1040558400).

Almost surely, 2^52165531450 is an apocalyptic number.

52165531450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52165531450 is a deficient number, since it is larger than the sum of its proper divisors (47728074950).

52165531450 is a wasteful number, since it uses less digits than its factorization.

52165531450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916 (or 911 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 37.

The spelling of 52165531450 in words is "fifty-two billion, one hundred sixty-five million, five hundred thirty-one thousand, four hundred fifty".