6511650065074 has 192 divisors, whose sum is σ = 13148647481088. Its totient is φ = 2359003299840.

The previous prime is 6511650065051. The next prime is 6511650065077. The reversal of 6511650065074 is 4705600561156.

It is not an unprimeable number, because it can be changed into a prime (6511650065077) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1907894592 + ... + 1907898004.

It is an arithmetic number, because the mean of its divisors is an integer number (68482538964).

Almost surely, 2^{6511650065074} is an apocalyptic number.

6511650065074 is an abundant number, since it is smaller than the sum of its proper divisors (6636997416014).

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

6511650065074 is a wasteful number, since it uses less digits than its factorization.

6511650065074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4241 (or 4230 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 46.

The spelling of 6511650065074 in words is "six trillion, five hundred eleven billion, six hundred fifty million, sixty-five thousand, seventy-four".