650143313664505 has 8 divisors (see below), whose sum is σ = 781543104654600. Its totient is φ = 519200565426816.

The previous prime is 650143313664499. The next prime is 650143313664529. The reversal of 650143313664505 is 505466313341056.

It can be written as a sum of positive squares in 4 ways, for example, as 32862381735184 + 617280931929321 = 5732572^2 + 24845139^2 .

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 650143313664505 - 2¹¹ = 650143313662457 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114260684970 + ... + 114260690659.

It is an arithmetic number, because the mean of its divisors is an integer number (97692888081825).

Almost surely, 2^{650143313664505} is an apocalyptic number.

It is an amenable number.

650143313664505 is a deficient number, since it is larger than the sum of its proper divisors (131399790990095).

650143313664505 is a wasteful number, since it uses less digits than its factorization.

650143313664505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228521376203.

The product of its (nonzero) digits is 11664000, while the sum is 52.

The spelling of 650143313664505 in words is "six hundred fifty trillion, one hundred forty-three billion, three hundred thirteen million, six hundred sixty-four thousand, five hundred five".