1652165505 has 28 divisors (see below), whose sum is σ = 2972544660. Its totient is φ = 881152992.

The previous prime is 1652165447. The next prime is 1652165513. The reversal of 1652165505 is 5055612561.

It can be written as a sum of positive squares in 2 ways, for example, as 820650609 + 831514896 = 28647^2 + 28836^2 .

It is not a de Polignac number, because 1652165505 - 2⁶ = 1652165441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1652165505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 222990 + ... + 230279.

Almost surely, 2^1652165505 is an apocalyptic number.

1652165505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1652165505 is a deficient number, since it is larger than the sum of its proper divisors (1320379155).

1652165505 is an frugal number, since it uses more digits than its factorization.

1652165505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453292 (or 453277 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The square root of 1652165505 is about 40646.8388069724. The cubic root of 1652165505 is about 1182.1824745985.

The spelling of 1652165505 in words is "one billion, six hundred fifty-two million, one hundred sixty-five thousand, five hundred five".