85388892347 has 16 divisors (see below), whose sum is σ = 93589689600. Its totient is φ = 77261886240.

The previous prime is 85388892301. The next prime is 85388892403. The reversal of 85388892347 is 74329888358.

It is not a de Polignac number, because 85388892347 - 2⁸ = 85388892091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85388892247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2279354 + ... + 2316512.

It is an arithmetic number, because the mean of its divisors is an integer number (5849355600).

Almost surely, 2^85388892347 is an apocalyptic number.

85388892347 is a deficient number, since it is larger than the sum of its proper divisors (8200797253).

85388892347 is a wasteful number, since it uses less digits than its factorization.

85388892347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38146.

The product of its digits is 92897280, while the sum is 65.

The spelling of 85388892347 in words is "eighty-five billion, three hundred eighty-eight million, eight hundred ninety-two thousand, three hundred forty-seven".