84208823353 has 2 divisors, whose sum is σ = 84208823354. Its totient is φ = 84208823352.

The previous prime is 84208823333. The next prime is 84208823407. The reversal of 84208823353 is 35332880248.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61987554729 + 22221268624 = 248973^2 + 149068^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84208823353 is a prime.

It is a super-2 number, since 2×84208823353² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (84208823323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42104411676 + 42104411677.

It is an arithmetic number, because the mean of its divisors is an integer number (42104411677).

Almost surely, 2^84208823353 is an apocalyptic number.

It is an amenable number.

84208823353 is a deficient number, since it is larger than the sum of its proper divisors (1).

84208823353 is an equidigital number, since it uses as much as digits as its factorization.

84208823353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1105920, while the sum is 46.

The spelling of 84208823353 in words is "eighty-four billion, two hundred eight million, eight hundred twenty-three thousand, three hundred fifty-three".