651166650016 has 24 divisors (see below), whose sum is σ = 1282139488224. Its totient is φ = 325543922880.

The previous prime is 651166650011. The next prime is 651166650019. The reversal of 651166650016 is 610056661156.

It is not an unprimeable number, because it can be changed into a prime (651166650011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 961860 + ... + 1492483.

It is an arithmetic number, because the mean of its divisors is an integer number (53422478676).

Almost surely, 2^651166650016 is an apocalyptic number.

It is an amenable number.

651166650016 is a deficient number, since it is larger than the sum of its proper divisors (630972838208).

651166650016 is a wasteful number, since it uses less digits than its factorization.

651166650016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2462644 (or 2462636 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 651166650016 in words is "six hundred fifty-one billion, one hundred sixty-six million, six hundred fifty thousand, sixteen".