84558422293 has 4 divisors (see below), whose sum is σ = 84559111308. Its totient is φ = 84557733280.

The previous prime is 84558422251. The next prime is 84558422309. The reversal of 84558422293 is 39222485548.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 51004608964 + 33553813329 = 225842^2 + 183177^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84558422293 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84558422293.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84558422233) 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, 104848 + ... + 424393.

It is an arithmetic number, because the mean of its divisors is an integer number (21139777827).

Almost surely, 2^84558422293 is an apocalyptic number.

It is an amenable number.

84558422293 is a deficient number, since it is larger than the sum of its proper divisors (689015).

84558422293 is a wasteful number, since it uses less digits than its factorization.

84558422293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689014.

The product of its digits is 5529600, while the sum is 52.

The spelling of 84558422293 in words is "eighty-four billion, five hundred fifty-eight million, four hundred twenty-two thousand, two hundred ninety-three".