1650222516 has 12 divisors (see below), whose sum is σ = 3850519232. Its totient is φ = 550074168.

The previous prime is 1650222463. The next prime is 1650222551. The reversal of 1650222516 is 6152220561.

It is a tau number, because it is divible by the number of its divisors (12).

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, 68759260 + ... + 68759283.

Almost surely, 2^1650222516 is an apocalyptic number.

It is an amenable number.

1650222516 is an abundant number, since it is smaller than the sum of its proper divisors (2200296716).

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

1650222516 is a wasteful number, since it uses less digits than its factorization.

1650222516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137518550 (or 137518548 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 1650222516 is about 40622.9309134631. The cubic root of 1650222516 is about 1181.7188671780.

The spelling of 1650222516 in words is "one billion, six hundred fifty million, two hundred twenty-two thousand, five hundred sixteen".