84359496523 has 2 divisors, whose sum is σ = 84359496524. Its totient is φ = 84359496522.

The previous prime is 84359496503. The next prime is 84359496547. The reversal of 84359496523 is 32569495348.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84359496523 - 2²⁵ = 84325942091 is a prime.

It is a super-2 number, since 2×84359496523² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (84359496503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42179748261 + 42179748262.

It is an arithmetic number, because the mean of its divisors is an integer number (42179748262).

Almost surely, 2^84359496523 is an apocalyptic number.

84359496523 is a deficient number, since it is larger than the sum of its proper divisors (1).

84359496523 is an equidigital number, since it uses as much as digits as its factorization.

84359496523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27993600, while the sum is 58.

The spelling of 84359496523 in words is "eighty-four billion, three hundred fifty-nine million, four hundred ninety-six thousand, five hundred twenty-three".