650064965983 has 8 divisors (see below), whose sum is σ = 665200474560. Its totient is φ = 634983804960.

The previous prime is 650064965971. The next prime is 650064966007. The reversal of 650064965983 is 389569460056.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 650064965983 - 2¹⁷ = 650064834911 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 (650064965783) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13562688 + ... + 13610533.

It is an arithmetic number, because the mean of its divisors is an integer number (83150059320).

Almost surely, 2^650064965983 is an apocalyptic number.

650064965983 is a deficient number, since it is larger than the sum of its proper divisors (15135508577).

650064965983 is a wasteful number, since it uses less digits than its factorization.

650064965983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27173777.

The product of its (nonzero) digits is 41990400, while the sum is 61.

The spelling of 650064965983 in words is "six hundred fifty billion, sixty-four million, nine hundred sixty-five thousand, nine hundred eighty-three".