650055516615 has 64 divisors (see below), whose sum is σ = 1157868057600. Its totient is φ = 346032922752.

The previous prime is 650055516589. The next prime is 650055516619. The reversal of 650055516615 is 516615550056.

It is not a de Polignac number, because 650055516615 - 2¹¹ = 650055514567 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650055516619) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 231912804 + ... + 231915606.

It is an arithmetic number, because the mean of its divisors is an integer number (18091688400).

Almost surely, 2^650055516615 is an apocalyptic number.

650055516615 is a deficient number, since it is larger than the sum of its proper divisors (507812540985).

650055516615 is a wasteful number, since it uses less digits than its factorization.

650055516615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5493 (or 5487 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 45.

The spelling of 650055516615 in words is "six hundred fifty billion, fifty-five million, five hundred sixteen thousand, six hundred fifteen".