4531216505064 has 32 divisors (see below), whose sum is σ = 11328232629120. Its totient is φ = 1510379986176.

The previous prime is 4531216505063. The next prime is 4531216505099. The reversal of 4531216505064 is 4605056121354.

It is not an unprimeable number, because it can be changed into a prime (4531216505063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116464 + ... + 3012639.

It is an arithmetic number, because the mean of its divisors is an integer number (354007269660).

Almost surely, 2^{4531216505064} is an apocalyptic number.

It is an amenable number.

4531216505064 is an abundant number, since it is smaller than the sum of its proper divisors (6797016124056).

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

4531216505064 is a wasteful number, since it uses less digits than its factorization.

4531216505064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3189449 (or 3189445 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 4531216505064 in words is "four trillion, five hundred thirty-one billion, two hundred sixteen million, five hundred five thousand, sixty-four".