330138235851 has 16 divisors (see below), whose sum is σ = 458274092064. Its totient is φ = 211210239744.

The previous prime is 330138235789. The next prime is 330138235877. The reversal of 330138235851 is 158532831033.

It is not a de Polignac number, because 330138235851 - 2⁶ = 330138235787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (330138235151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20363256 + ... + 20379461.

It is an arithmetic number, because the mean of its divisors is an integer number (28642130754).

Almost surely, 2^330138235851 is an apocalyptic number.

330138235851 is a deficient number, since it is larger than the sum of its proper divisors (128135856213).

330138235851 is a wasteful number, since it uses less digits than its factorization.

330138235851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40742830.

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 330138235851 in words is "three hundred thirty billion, one hundred thirty-eight million, two hundred thirty-five thousand, eight hundred fifty-one".