2650115566 has 16 divisors (see below), whose sum is σ = 4547967840. Its totient is φ = 1134535680.

The previous prime is 2650115561. The next prime is 2650115581. The reversal of 2650115566 is 6655110562.

It is a super-2 number, since 2×2650115566² = 14046225026311000712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2650115561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88875 + ... + 114886.

It is an arithmetic number, because the mean of its divisors is an integer number (284247990).

Almost surely, 2^2650115566 is an apocalyptic number.

2650115566 is a deficient number, since it is larger than the sum of its proper divisors (1897852274).

2650115566 is a wasteful number, since it uses less digits than its factorization.

2650115566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204699.

The product of its (nonzero) digits is 54000, while the sum is 37.

The square root of 2650115566 is about 51479.2731689172. The cubic root of 2650115566 is about 1383.8476195042.

The spelling of 2650115566 in words is "two billion, six hundred fifty million, one hundred fifteen thousand, five hundred sixty-six".