650511626644012 has 12 divisors (see below), whose sum is σ = 1301023253288080. Its totient is φ = 278790697133136.

The previous prime is 650511626643947. The next prime is 650511626644057. The reversal of 650511626644012 is 210446626115056.

650511626644012 is an admirable number.

It is a super-2 number, since 2×650511626644012² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11616279047187 + ... + 11616279047242.

Almost surely, 2^{650511626644012} is an apocalyptic number.

It is an amenable number.

650511626644012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

650511626644012 is a wasteful number, since it uses less digits than its factorization.

650511626644012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23232558094440 (or 23232558094438 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 49.

The spelling of 650511626644012 in words is "six hundred fifty trillion, five hundred eleven billion, six hundred twenty-six million, six hundred forty-four thousand, twelve".