6450536512 has 28 divisors (see below), whose sum is σ = 14628896320. Its totient is φ = 2764515456.

The previous prime is 6450536509. The next prime is 6450536531. The reversal of 6450536512 is 2156350546.

It is a tau number, because it is divible by the number of its divisors (28).

It is a super-2 number, since 2×6450536512² = 83218842585290252288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7198812 + ... + 7199707.

Almost surely, 2^6450536512 is an apocalyptic number.

It is an amenable number.

6450536512 is an abundant number, since it is smaller than the sum of its proper divisors (8178359808).

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

6450536512 is a wasteful number, since it uses less digits than its factorization.

6450536512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14398538 (or 14398528 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

The square root of 6450536512 is about 80315.2321294037. The cubic root of 6450536512 is about 1861.5095957541.

The spelling of 6450536512 in words is "six billion, four hundred fifty million, five hundred thirty-six thousand, five hundred twelve".