650446145044 has 12 divisors (see below), whose sum is σ = 1138286507904. Its totient is φ = 325221428504.

The previous prime is 650446145029. The next prime is 650446145123. The reversal of 650446145044 is 440541644056.

It is a happy number.

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, 1080957 + ... + 1571419.

It is an arithmetic number, because the mean of its divisors is an integer number (94857208992).

Almost surely, 2^650446145044 is an apocalyptic number.

It is an amenable number.

650446145044 is a deficient number, since it is larger than the sum of its proper divisors (487840362860).

650446145044 is a wasteful number, since it uses less digits than its factorization.

650446145044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822014 (or 822012 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 43.

The spelling of 650446145044 in words is "six hundred fifty billion, four hundred forty-six million, one hundred forty-five thousand, forty-four".