6511008503912 has 16 divisors (see below), whose sum is σ = 13317971940000. Its totient is φ = 2959549319920.

The previous prime is 6511008503891. The next prime is 6511008503929. The reversal of 6511008503912 is 2193058001156.

It is a self number, because there is not a number n which added to its sum of digits gives 6511008503912.

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, 36994366412 + ... + 36994366587.

It is an arithmetic number, because the mean of its divisors is an integer number (832373246250).

Almost surely, 2^{6511008503912} is an apocalyptic number.

It is an amenable number.

6511008503912 is an abundant number, since it is smaller than the sum of its proper divisors (6806963436088).

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

6511008503912 is a wasteful number, since it uses less digits than its factorization.

6511008503912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73988733016 (or 73988733012 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 41.

The spelling of 6511008503912 in words is "six trillion, five hundred eleven billion, eight million, five hundred three thousand, nine hundred twelve".