2152866123330 has 128 divisors (see below), whose sum is σ = 5574481274880. Its totient is φ = 528970659840.

The previous prime is 2152866123311. The next prime is 2152866123361. The reversal of 2152866123330 is 333216682512.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 830900335 + ... + 830902925.

It is an arithmetic number, because the mean of its divisors is an integer number (43550634960).

Almost surely, 2^{2152866123330} is an apocalyptic number.

2152866123330 is an abundant number, since it is smaller than the sum of its proper divisors (3421615151550).

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

2152866123330 is a wasteful number, since it uses less digits than its factorization.

2152866123330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5676.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 2152866123330 in words is "two trillion, one hundred fifty-two billion, eight hundred sixty-six million, one hundred twenty-three thousand, three hundred thirty".