6511015051552 has 48 divisors (see below), whose sum is σ = 13986272516832. Its totient is φ = 2959046917120.

The previous prime is 6511015051501. The next prime is 6511015051559. The reversal of 6511015051552 is 2551505101156.

It is not an unprimeable number, because it can be changed into a prime (6511015051559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 488808 + ... + 3641560.

It is an arithmetic number, because the mean of its divisors is an integer number (291380677434).

Almost surely, 2^{6511015051552} is an apocalyptic number.

It is an amenable number.

6511015051552 is an abundant number, since it is smaller than the sum of its proper divisors (7475257465280).

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

6511015051552 is a wasteful number, since it uses less digits than its factorization.

6511015051552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158641 (or 3158633 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 37.

The spelling of 6511015051552 in words is "six trillion, five hundred eleven billion, fifteen million, fifty-one thousand, five hundred fifty-two".