2159566330 has 32 divisors (see below), whose sum is σ = 4033732608. Its totient is φ = 831561600.

The previous prime is 2159566319. The next prime is 2159566333. The reversal of 2159566330 is 336659512.

It is a happy number.

2159566330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2159566333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40974 + ... + 77446.

It is an arithmetic number, because the mean of its divisors is an integer number (126054144).

Almost surely, 2^2159566330 is an apocalyptic number.

2159566330 is a deficient number, since it is larger than the sum of its proper divisors (1874166278).

2159566330 is a wasteful number, since it uses less digits than its factorization.

2159566330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36702.

The product of its (nonzero) digits is 145800, while the sum is 40.

The square root of 2159566330 is about 46471.1343739315. The cubic root of 2159566330 is about 1292.5742977018.

The spelling of 2159566330 in words is "two billion, one hundred fifty-nine million, five hundred sixty-six thousand, three hundred thirty".