650656606044 has 24 divisors (see below), whose sum is σ = 1525006819840. Its totient is φ = 215912953584.

The previous prime is 650656606037. The next prime is 650656606063. The reversal of 650656606044 is 440606656056.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 650656605984 and 650656606002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121569934 + ... + 121575285.

Almost surely, 2^650656606044 is an apocalyptic number.

It is an amenable number.

650656606044 is an abundant number, since it is smaller than the sum of its proper divisors (874350213796).

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

650656606044 is a wasteful number, since it uses less digits than its factorization.

650656606044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243145449 (or 243145447 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 48.

The spelling of 650656606044 in words is "six hundred fifty billion, six hundred fifty-six million, six hundred six thousand, forty-four".