650663123060 has 12 divisors (see below), whose sum is σ = 1366392558468. Its totient is φ = 260265249216.

The previous prime is 650663123053. The next prime is 650663123083. The reversal of 650663123060 is 60321366056.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 195075922276 + 455587200784 = 441674^2 + 674972^2 .

It is a congruent number.

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, 16266578057 + ... + 16266578096.

It is an arithmetic number, because the mean of its divisors is an integer number (113866046539).

Almost surely, 2^650663123060 is an apocalyptic number.

It is an amenable number.

650663123060 is an abundant number, since it is smaller than the sum of its proper divisors (715729435408).

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

650663123060 is a wasteful number, since it uses less digits than its factorization.

650663123060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32533156162 (or 32533156160 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 38.

The spelling of 650663123060 in words is "six hundred fifty billion, six hundred sixty-three million, one hundred twenty-three thousand, sixty".