1650065552 has 20 divisors (see below), whose sum is σ = 3198900540. Its totient is φ = 824542848.

The previous prime is 1650065533. The next prime is 1650065561. The reversal of 1650065552 is 2555600561.

It can be written as a sum of positive squares in 2 ways, for example, as 341362576 + 1308702976 = 18476^2 + 36176^2 .

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, 2027 + ... + 57482.

It is an arithmetic number, because the mean of its divisors is an integer number (159945027).

Almost surely, 2^1650065552 is an apocalyptic number.

It is an amenable number.

1650065552 is a deficient number, since it is larger than the sum of its proper divisors (1548834988).

1650065552 is a wasteful number, since it uses less digits than its factorization.

1650065552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61250 (or 61244 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 35.

The square root of 1650065552 is about 40620.9989045075. The cubic root of 1650065552 is about 1181.6813988569.

The spelling of 1650065552 in words is "one billion, six hundred fifty million, sixty-five thousand, five hundred fifty-two".