85628306288 has 20 divisors (see below), whose sum is σ = 189605535600. Its totient is φ = 36697845504.

The previous prime is 85628306261. The next prime is 85628306311. The reversal of 85628306288 is 88260382658.

It is a super-3 number, since 3×85628306288³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382269113 + ... + 382269336.

It is an arithmetic number, because the mean of its divisors is an integer number (9480276780).

Almost surely, 2^85628306288 is an apocalyptic number.

It is an amenable number.

85628306288 is an abundant number, since it is smaller than the sum of its proper divisors (103977229312).

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

85628306288 is a wasteful number, since it uses less digits than its factorization.

85628306288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764538464 (or 764538458 counting only the distinct ones).

The product of its (nonzero) digits is 8847360, while the sum is 56.

The spelling of 85628306288 in words is "eighty-five billion, six hundred twenty-eight million, three hundred six thousand, two hundred eighty-eight".