52500143532 has 12 divisors (see below), whose sum is σ = 122500334936. Its totient is φ = 17500047840.

The previous prime is 52500143497. The next prime is 52500143543. The reversal of 52500143532 is 23534100525.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 52500143532.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2187505969 + ... + 2187505992.

Almost surely, 2^52500143532 is an apocalyptic number.

It is an amenable number.

52500143532 is an abundant number, since it is smaller than the sum of its proper divisors (70000191404).

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

52500143532 is a wasteful number, since it uses less digits than its factorization.

52500143532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4375011968 (or 4375011966 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The spelling of 52500143532 in words is "fifty-two billion, five hundred million, one hundred forty-three thousand, five hundred thirty-two".