651649065162 has 16 divisors (see below), whose sum is σ = 1303367669280. Its totient is φ = 217204765232.

The previous prime is 651649065157. The next prime is 651649065163. The reversal of 651649065162 is 261560946156.

It is not an unprimeable number, because it can be changed into a prime (651649065163) 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, 2775237 + ... + 3000872.

It is an arithmetic number, because the mean of its divisors is an integer number (81460479330).

Almost surely, 2^651649065162 is an apocalyptic number.

651649065162 is an abundant number, since it is smaller than the sum of its proper divisors (651718604118).

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

651649065162 is a wasteful number, since it uses less digits than its factorization.

651649065162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5794917.

The product of its (nonzero) digits is 2332800, while the sum is 51.

The spelling of 651649065162 in words is "six hundred fifty-one billion, six hundred forty-nine million, sixty-five thousand, one hundred sixty-two".