6516015506000 has 640 divisors, whose sum is σ = 22074459144192. Its totient is φ = 1793214720000.

The previous prime is 6516015505999. The next prime is 6516015506017. The reversal of 6516015506000 is 6055106156.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 45975245 + ... + 46116755.

Almost surely, 2^{6516015506000} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6516015506000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11037229572096).

6516015506000 is an abundant number, since it is smaller than the sum of its proper divisors (15558443638192).

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

6516015506000 is a wasteful number, since it uses less digits than its factorization.

6516015506000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141588 (or 141572 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 6516015506000 in words is "six trillion, five hundred sixteen billion, fifteen million, five hundred six thousand".