698362454479 has 2 divisors, whose sum is σ = 698362454480. Its totient is φ = 698362454478.

The previous prime is 698362454453. The next prime is 698362454507. The reversal of 698362454479 is 974454263896.

698362454479 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 698362454479 - 2³⁹ = 148606640591 is a prime.

It is a super-2 number, since 2×698362454479² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (698362454429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349181227239 + 349181227240.

It is an arithmetic number, because the mean of its divisors is an integer number (349181227240).

Almost surely, 2^698362454479 is an apocalyptic number.

698362454479 is a deficient number, since it is larger than the sum of its proper divisors (1).

698362454479 is an equidigital number, since it uses as much as digits as its factorization.

698362454479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 313528320, while the sum is 67.

The spelling of 698362454479 in words is "six hundred ninety-eight billion, three hundred sixty-two million, four hundred fifty-four thousand, four hundred seventy-nine".