2665315552 has 24 divisors (see below), whose sum is σ = 5250042000. Its totient is φ = 1331971584.

The previous prime is 2665315531. The next prime is 2665315553. The reversal of 2665315552 is 2555135662.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2665315553) by changing a digit.

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, 44824 + ... + 85672.

It is an arithmetic number, because the mean of its divisors is an integer number (218751750).

Almost surely, 2^2665315552 is an apocalyptic number.

It is an amenable number.

2665315552 is a deficient number, since it is larger than the sum of its proper divisors (2584726448).

2665315552 is a wasteful number, since it uses less digits than its factorization.

2665315552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42898 (or 42890 counting only the distinct ones).

The product of its digits is 270000, while the sum is 40.

The square root of 2665315552 is about 51626.6941804334. The cubic root of 2665315552 is about 1386.4883064890.

The spelling of 2665315552 in words is "two billion, six hundred sixty-five million, three hundred fifteen thousand, five hundred fifty-two".