698362454219 has 2 divisors, whose sum is σ = 698362454220. Its totient is φ = 698362454218.

The previous prime is 698362454191. The next prime is 698362454221. The reversal of 698362454219 is 912454263896.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 698362454219 - 2¹⁶ = 698362388683 is a prime.

It is a super-2 number, since 2×698362454219² (a number of 24 digits) contains 22 as substring.

Together with 698362454221, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (698362454269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349181227109 + 349181227110.

It is an arithmetic number, because the mean of its divisors is an integer number (349181227110).

Almost surely, 2^698362454219 is an apocalyptic number.

698362454219 is a deficient number, since it is larger than the sum of its proper divisors (1).

698362454219 is an equidigital number, since it uses as much as digits as its factorization.

698362454219 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22394880, while the sum is 59.

The spelling of 698362454219 in words is "six hundred ninety-eight billion, three hundred sixty-two million, four hundred fifty-four thousand, two hundred nineteen".