52542145512 has 48 divisors (see below), whose sum is σ = 142345944000. Its totient is φ = 17508596256.

The previous prime is 52542145511. The next prime is 52542145517. The reversal of 52542145512 is 21554124525.

52542145512 is a `hidden beast` number, since 52 + 5 + 42 + 14 + 551 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (52542145511) 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 11 ways as a sum of consecutive naturals, for example, 122689 + ... + 346607.

It is an arithmetic number, because the mean of its divisors is an integer number (2965540500).

Almost surely, 2^52542145512 is an apocalyptic number.

It is an amenable number.

52542145512 is an abundant number, since it is smaller than the sum of its proper divisors (89803798488).

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

52542145512 is a wasteful number, since it uses less digits than its factorization.

52542145512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227190 (or 227183 counting only the distinct ones).

The product of its digits is 80000, while the sum is 36.

The spelling of 52542145512 in words is "fifty-two billion, five hundred forty-two million, one hundred forty-five thousand, five hundred twelve".