1650516065 has 16 divisors (see below), whose sum is σ = 2161494720. Its totient is φ = 1199920320.

The previous prime is 1650516059. The next prime is 1650516071. The reversal of 1650516065 is 5606150561.

It is an interprime number because it is at equal distance from previous prime (1650516059) and next prime (1650516071).

It is not a de Polignac number, because 1650516065 - 2⁸ = 1650515809 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225026 + ... + 232244.

It is an arithmetic number, because the mean of its divisors is an integer number (135093420).

Almost surely, 2^1650516065 is an apocalyptic number.

It is an amenable number.

1650516065 is a deficient number, since it is larger than the sum of its proper divisors (510978655).

1650516065 is a wasteful number, since it uses less digits than its factorization.

1650516065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11392.

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 1650516065 is about 40626.5438475881. The cubic root of 1650516065 is about 1181.7889328452.

It can be divided in two parts, 1650 and 516065, that added together give a palindrome (517715).

The spelling of 1650516065 in words is "one billion, six hundred fifty million, five hundred sixteen thousand, sixty-five".