216145588524 has 48 divisors (see below), whose sum is σ = 522243590400. Its totient is φ = 69495716416.

The previous prime is 216145588517. The next prime is 216145588537. The reversal of 216145588524 is 425885541612.

216145588524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 49849 + ... + 659375.

It is an arithmetic number, because the mean of its divisors is an integer number (10880074800).

Almost surely, 2^216145588524 is an apocalyptic number.

It is an amenable number.

216145588524 is an abundant number, since it is smaller than the sum of its proper divisors (306098001876).

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

216145588524 is a wasteful number, since it uses less digits than its factorization.

216145588524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610582 (or 610580 counting only the distinct ones).

The product of its digits is 3072000, while the sum is 51.

The spelling of 216145588524 in words is "two hundred sixteen billion, one hundred forty-five million, five hundred eighty-eight thousand, five hundred twenty-four".