84346105479 has 4 divisors (see below), whose sum is σ = 112461473976. Its totient is φ = 56230736984.

The previous prime is 84346105477. The next prime is 84346105541. The reversal of 84346105479 is 97450164348.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 84346105479 - 2¹ = 84346105477 is a prime.

It is a super-2 number, since 2×84346105479² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84346105477) 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, 14057684244 + ... + 14057684249.

It is an arithmetic number, because the mean of its divisors is an integer number (28115368494).

Almost surely, 2^84346105479 is an apocalyptic number.

84346105479 is a deficient number, since it is larger than the sum of its proper divisors (28115368497).

84346105479 is a wasteful number, since it uses less digits than its factorization.

84346105479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28115368496.

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 84346105479 in words is "eighty-four billion, three hundred forty-six million, one hundred five thousand, four hundred seventy-nine".