84654709017 has 4 divisors (see below), whose sum is σ = 112872945360. Its totient is φ = 56436472676.

The previous prime is 84654709003. The next prime is 84654709067. The reversal of 84654709017 is 71090745648.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84654709017 - 2⁷ = 84654708889 is a prime.

It is a super-2 number, since 2×84654709017² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (84654709067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14109118167 + ... + 14109118172.

It is an arithmetic number, because the mean of its divisors is an integer number (28218236340).

Almost surely, 2^84654709017 is an apocalyptic number.

It is an amenable number.

84654709017 is a deficient number, since it is larger than the sum of its proper divisors (28218236343).

84654709017 is a wasteful number, since it uses less digits than its factorization.

84654709017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28218236342.

The product of its (nonzero) digits is 1693440, while the sum is 51.

The spelling of 84654709017 in words is "eighty-four billion, six hundred fifty-four million, seven hundred nine thousand, seventeen".