84700847017 has 8 divisors (see below), whose sum is σ = 86571229896. Its totient is φ = 82840547712.

The previous prime is 84700846991. The next prime is 84700847057. The reversal of 84700847017 is 71074800748.

It can be written as a sum of positive squares in 4 ways, for example, as 1745902656 + 82954944361 = 41784^2 + 288019^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84700847017 - 2⁷ = 84700846889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84700847057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2503908 + ... + 2537509.

It is an arithmetic number, because the mean of its divisors is an integer number (10821403737).

Almost surely, 2^84700847017 is an apocalyptic number.

It is an amenable number.

84700847017 is a deficient number, since it is larger than the sum of its proper divisors (1870382879).

84700847017 is a wasteful number, since it uses less digits than its factorization.

84700847017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5041787.

The product of its (nonzero) digits is 351232, while the sum is 46.

The spelling of 84700847017 in words is "eighty-four billion, seven hundred million, eight hundred forty-seven thousand, seventeen".