2152167565 has 8 divisors (see below), whose sum is σ = 2582936928. Its totient is φ = 1721510160.

The previous prime is 2152167559. The next prime is 2152167599. The reversal of 2152167565 is 5657612512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2152167565 - 2²³ = 2143778957 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 22630 + ... + 69400.

It is an arithmetic number, because the mean of its divisors is an integer number (322867116).

Almost surely, 2^2152167565 is an apocalyptic number.

It is an amenable number.

2152167565 is a deficient number, since it is larger than the sum of its proper divisors (430769363).

2152167565 is an equidigital number, since it uses as much as digits as its factorization.

2152167565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55979.

The product of its digits is 126000, while the sum is 40.

The square root of 2152167565 is about 46391.4600438486. The cubic root of 2152167565 is about 1291.0964707613.

The spelling of 2152167565 in words is "two billion, one hundred fifty-two million, one hundred sixty-seven thousand, five hundred sixty-five".