650810480685 has 16 divisors (see below), whose sum is σ = 1041350634240. Its totient is φ = 347080968000.

The previous prime is 650810480681. The next prime is 650810480693. The reversal of 650810480685 is 586084018056.

It is a happy number.

It is not a de Polignac number, because 650810480685 - 2² = 650810480681 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650810480681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 819925 + ... + 1404954.

It is an arithmetic number, because the mean of its divisors is an integer number (65084414640).

Almost surely, 2^650810480685 is an apocalyptic number.

It is an amenable number.

650810480685 is a deficient number, since it is larger than the sum of its proper divisors (390540153555).

650810480685 is a wasteful number, since it uses less digits than its factorization.

650810480685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2244388.

The product of its (nonzero) digits is 1843200, while the sum is 51.

The spelling of 650810480685 in words is "six hundred fifty billion, eight hundred ten million, four hundred eighty thousand, six hundred eighty-five".