650755065501 has 16 divisors (see below), whose sum is σ = 964247262400. Its totient is φ = 433762152624.

The previous prime is 650755065487. The next prime is 650755065509. The reversal of 650755065501 is 105560557056.

It is not a de Polignac number, because 650755065501 - 2⁹ = 650755064989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650755065509) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1910806 + ... + 2225463.

It is an arithmetic number, because the mean of its divisors is an integer number (60265453900).

Almost surely, 2^650755065501 is an apocalyptic number.

It is an amenable number.

650755065501 is a deficient number, since it is larger than the sum of its proper divisors (313492196899).

650755065501 is a wasteful number, since it uses less digits than its factorization.

650755065501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4142105 (or 4142099 counting only the distinct ones).

The product of its (nonzero) digits is 787500, while the sum is 45.

The spelling of 650755065501 in words is "six hundred fifty billion, seven hundred fifty-five million, sixty-five thousand, five hundred one".