285052318411289 has 64 divisors (see below), whose sum is σ = 338848553352960. Its totient is φ = 236395566443520.

The previous prime is 285052318411243. The next prime is 285052318411313. The reversal of 285052318411289 is 982114813250582.

It is not a de Polignac number, because 285052318411289 - 2¹² = 285052318407193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (285052311411289) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2871232919 + ... + 2871332195.

It is an arithmetic number, because the mean of its divisors is an integer number (5294508646140).

Almost surely, 2^{285052318411289} is an apocalyptic number.

It is an amenable number.

285052318411289 is a deficient number, since it is larger than the sum of its proper divisors (53796234941671).

285052318411289 is a wasteful number, since it uses less digits than its factorization.

285052318411289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100170.

The product of its (nonzero) digits is 11059200, while the sum is 59.

The spelling of 285052318411289 in words is "two hundred eighty-five trillion, fifty-two billion, three hundred eighteen million, four hundred eleven thousand, two hundred eighty-nine".