1650456516 has 12 divisors (see below), whose sum is σ = 3851065232. Its totient is φ = 550152168.

The previous prime is 1650456481. The next prime is 1650456529. The reversal of 1650456516 is 6156540561.

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

It is a super-2 number, since 2×1650456516² = 5448013422413716512, which contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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, 68769010 + ... + 68769033.

Almost surely, 2^1650456516 is an apocalyptic number.

It is an amenable number.

1650456516 is an abundant number, since it is smaller than the sum of its proper divisors (2200608716).

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

1650456516 is a wasteful number, since it uses less digits than its factorization.

1650456516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137538050 (or 137538048 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 39.

The square root of 1650456516 is about 40625.8109580597. The cubic root of 1650456516 is about 1181.7747200793.

The spelling of 1650456516 in words is "one billion, six hundred fifty million, four hundred fifty-six thousand, five hundred sixteen".