650464004943 has 12 divisors (see below), whose sum is σ = 939629581488. Its totient is φ = 433610148480.

The previous prime is 650464004941. The next prime is 650464005001. The reversal of 650464004943 is 349400464056.

650464004943 is a `hidden beast` number, since 6 + 504 + 64 + 0 + 0 + 49 + 43 = 666.

It is not a de Polignac number, because 650464004943 - 2¹ = 650464004941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650464004941) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2583138 + ... + 2823743.

It is an arithmetic number, because the mean of its divisors is an integer number (78302465124).

Almost surely, 2^650464004943 is an apocalyptic number.

650464004943 is a deficient number, since it is larger than the sum of its proper divisors (289165576545).

650464004943 is a wasteful number, since it uses less digits than its factorization.

650464004943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5420254 (or 5420251 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

Adding to 650464004943 its reverse (349400464056), we get a palindrome (999864468999).

The spelling of 650464004943 in words is "six hundred fifty billion, four hundred sixty-four million, four thousand, nine hundred forty-three".