84741345563285 has 4 divisors (see below), whose sum is σ = 101689614675948. Its totient is φ = 67793076450624.

The previous prime is 84741345563249. The next prime is 84741345563293. The reversal of 84741345563285 is 58236554314748.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47665022688196 + 37076322875089 = 6903986^2 + 6089033^2 .

It is a cyclic number.

It is not a de Polignac number, because 84741345563285 - 2¹⁸ = 84741345301141 is a prime.

It is a Duffinian number.

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, 8474134556324 + ... + 8474134556333.

It is an arithmetic number, because the mean of its divisors is an integer number (25422403668987).

Almost surely, 2^{84741345563285} is an apocalyptic number.

It is an amenable number.

84741345563285 is a deficient number, since it is larger than the sum of its proper divisors (16948269112663).

84741345563285 is a wasteful number, since it uses less digits than its factorization.

84741345563285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16948269112662.

The product of its digits is 387072000, while the sum is 65.

The spelling of 84741345563285 in words is "eighty-four trillion, seven hundred forty-one billion, three hundred forty-five million, five hundred sixty-three thousand, two hundred eighty-five".