6501550056650 has 36 divisors (see below), whose sum is σ = 13292177310006. Its totient is φ = 2364200018400.

The previous prime is 6501550056623. The next prime is 6501550056697. The reversal of 6501550056650 is 566500551056.

It can be written as a sum of positive squares in 3 ways, for example, as 2501778053401 + 3999772003249 = 1581701^2 + 1999943^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 537312137 + ... + 537324236.

Almost surely, 2^{6501550056650} is an apocalyptic number.

6501550056650 is an abundant number, since it is smaller than the sum of its proper divisors (6790627253356).

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

6501550056650 is a wasteful number, since it uses less digits than its factorization.

6501550056650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074636407 (or 1074636391 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 44.

The spelling of 6501550056650 in words is "six trillion, five hundred one billion, five hundred fifty million, fifty-six thousand, six hundred fifty".