2566909152 has 72 divisors (see below), whose sum is σ = 7729053696. Its totient is φ = 805303296.

The previous prime is 2566909127. The next prime is 2566909153. The reversal of 2566909152 is 2519096652.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 2566909098 and 2566909107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2566909153) 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 11 ways as a sum of consecutive naturals, for example, 257248 + ... + 267039.

It is an arithmetic number, because the mean of its divisors is an integer number (107347968).

Almost surely, 2^2566909152 is an apocalyptic number.

It is an amenable number.

2566909152 is an abundant number, since it is smaller than the sum of its proper divisors (5162144544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2566909152 is a wasteful number, since it uses less digits than its factorization.

2566909152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524320 (or 524309 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The square root of 2566909152 is about 50664.6736099227. The cubic root of 2566909152 is about 1369.2103272357.

The spelling of 2566909152 in words is "two billion, five hundred sixty-six million, nine hundred nine thousand, one hundred fifty-two".