6500137523556 has 48 divisors (see below), whose sum is σ = 15202413072000. Its totient is φ = 2161653285120.

The previous prime is 6500137523527. The next prime is 6500137523587. The reversal of 6500137523556 is 6553257310056.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 34297945 + ... + 34486943.

It is an arithmetic number, because the mean of its divisors is an integer number (316716939000).

Almost surely, 2^{6500137523556} is an apocalyptic number.

It is an amenable number.

6500137523556 is an abundant number, since it is smaller than the sum of its proper divisors (8702275548444).

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

6500137523556 is a wasteful number, since it uses less digits than its factorization.

6500137523556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195684 (or 195682 counting only the distinct ones).

The product of its (nonzero) digits is 2835000, while the sum is 48.

The spelling of 6500137523556 in words is "six trillion, five hundred billion, one hundred thirty-seven million, five hundred twenty-three thousand, five hundred fifty-six".