84259167473 has 4 divisors (see below), whose sum is σ = 90740641908. Its totient is φ = 77777693040.

The previous prime is 84259167463. The next prime is 84259167529. The reversal of 84259167473 is 37476195248.

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 56514601984 + 27744565489 = 237728^2 + 166567^2 .

It is a cyclic number.

It is not a de Polignac number, because 84259167473 - 2¹⁴ = 84259151089 is a prime.

It is a super-2 number, since 2×84259167473² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (84259167413) 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, 3240737198 + ... + 3240737223.

It is an arithmetic number, because the mean of its divisors is an integer number (22685160477).

Almost surely, 2^84259167473 is an apocalyptic number.

It is an amenable number.

84259167473 is a deficient number, since it is larger than the sum of its proper divisors (6481474435).

84259167473 is a wasteful number, since it uses less digits than its factorization.

84259167473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6481474434.

The product of its digits is 10160640, while the sum is 56.

The spelling of 84259167473 in words is "eighty-four billion, two hundred fifty-nine million, one hundred sixty-seven thousand, four hundred seventy-three".